 In the proportion - = -, a, b, c, and d are called the terms bd of the proportion. The first and last terms are called the extremes and the second and third terms are called the means.  First Course in Algebra - Page 231by William Benjamin Fite - 1913 - 334 pagesFull view - About this book
 | John William Hopkins, Patrick Healy Underwood - Arithmetic - 1903 - 560 pages
...is as large compared with 15 as 12 is compared with 20. The first and fourth terms of a proportion are called the extremes, and the second and third terms are called the means, of the proportion. 337. In a proportion the product of the extremes is equal to the product of the... | |
 | John William Hopkins - 1904 - 276 pages
...with 9. The above proportion may also be written f = -§ • 107. In a proportion the first and fourth terms are called the extremes and the second and third terms are called the means of the proportion. 108. Two quantities are directly proportional, or vary directly, if an increase... | |
 | David Eugene Smith - Algebra - 1904 - 168 pages
...equation containing fractions, and is best solved like an equation. 141. Extremes and means. — In a proportion, the first and last terms are called the extremes, and the second and third the means. Thus, in the proportion x : a = b : c, x and с are the extremes and a and b the means.... | |
 | David Eugene Smith - Algebra - 1905 - 214 pages
...equation containing fractions, and is best solved like an equation. 141. Extremes and means. — In a proportion, the first and last terms are called the extremes, and the second and third the means. Thus, in the proportion x : a = h : c, x and с are the extremes and a and 6 the means.... | |
 | John Charles Stone, James Franklin Millis - Algebra - 1905 - 776 pages
...The terms of the ratios in a proportion are called the terms of the proportion. The first and fourth terms are called the extremes, and the second and third terms are called the means of the proportion. Thus, in 2: x=6x>: Зх3, 2 and Зге* are the extremes, and x and бх2 are the... | |
 | Walter Randall Marsh - Algebra - 1905 - 412 pages
...called the antecedents and consequents of the proportion. The first and fourth terms of a proportion are called the extremes and the second and third terms are called the means. The terms of a proportion are said to be proportional. The fourth term of a proportion is called a... | |
 | John William Hopkins - Arithmetic - 1907 - 376 pages
...is as large compared with 15 as 12 is compared with 20. The first and fourth terms of a proportion are called the extremes, and the second and third terms are called the means, of the proportion. In a proportion the product of the extremes is equal to the product of the means.... | |
 | Charles Hamilton Ashton, Walter Randall Marsh - Algebra - 1907 - 304 pages
...called the antecedents and consequents of the proportion. The first and fourth terms of a proportion are called the extremes and the second and third terms are called the means. The terms of a proportion are said to be proportional. The fourth term of a proportion is called a... | |
 | George William Myers, Sarah Catherine Brooks - Arithmetic - 1907 - 432 pages
...proportion are called the first, second, third, and fourth terms of the proportion. The first and fourth terms are called the extremes, and the second and third terms are the means. The first two terms are the first couplet, the third and fourth terms are the second couplet.... | |
 | George William Myers, Sarah Catherine Brooks - Arithmetic - 1907 - 436 pages
...proportion are called the first, second, third, and fourth terms of the proportion. The first and fourth terms are called the extremes, and the second and third terms are the means. The first two terms are the first couplet, the third and fourth terms are the second couplet.... | |
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