 | John Henry Moore - Business mathematics - 1904 - 404 pages
...ratios. It is indicated by placing the sign of equality =, or a double colon :: between the ratios. 950. The first and fourth terms of a proportion are called...extremes, and the second and third terms, the means. 951. The test of proportion is that the two integers or fractions representing the ratios are equal,... | |
 | John Henry Tanner - Algebra - 1904 - 398 pages
..." 6 is to 3 as 10 is to 5 " ; its meaning is the same as 6 : 3 = 10 : 5, ie, the same as a = ¥• The first and fourth terms of a proportion are called the extremes, while the second and third terms are called the means, and the fourth term is called the fourth proportional... | |
 | Webster Wells - Algebra - 1904 - 642 pages
...called the antecedents, and the second and fourth terms the consequents. The first and fourth terms are called the extremes, and the second and third terms the 'means. If the means of a proportion are equal, either mean is called a Mean Proportional between the first... | |
 | Walter Randall Marsh - Algebra - 1905 - 446 pages
...antecedents and consequents of the ratios are 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... | |
 | Elmer Adelbert Lyman - Arithmetic - 1905 - 268 pages
...' Ol K 1 CC Check by putting 2 j for x, then ±t.»|, or ±f== 2. o 7 2iL 7 226. The first and last terms of a proportion are called the extremes, and the second and third terms the means. 227. In any proportion the product of the means is equal to the product of the extremes. If 2 = c then... | |
 | International Correspondence Schools - Arithmetic - 1906 - 576 pages
...ratio of the first term to the second term equals the ratio of the third term to the fourth term. 135. The first and fourth terms of a proportion are called...the extremes, and the second and third terms, the meaiis. Thus, in the foregoing proportion, 8 and 3 are the extremes and 4 and 6 are the means. 136.... | |
 | William James Milne - Arithmetic - 1906 - 364 pages
...equal to the ratio of 8 to 12 " ; or more briefly, "4 is to 6 as 8 is to 12." 503. The first and last terms of a proportion are called the extremes, and the second and third terms the means. In 4 : 6 = 8 : 12, the extremes are 4 and 12 ; the means, 6 and 8. 504. 1. In the proportion 4 : 6... | |
 | William James Milne - Arithmetic - 1906 - 364 pages
...equal to the ratio of 8 to 12 " ; or more briefly, "4 is to 6 as 8 is to 12." 503. The first and last terms of a proportion are called the extremes, and the second and third terms the means. In 4 : 6 = 8 : 12, the extremes are 4 and 12 ; the means, 6 and 8. 504. 1. In the proportion 4 : 6=8:... | |
 | Joseph Claudel - Mathematics - 1906 - 758 pages
...second antecedent, the first consequent, and the second consequent. The first and fourth terms of the proportion are called the extremes, and the second and third terms the means. 328. The fourth term of a proportion is called the fourth proportional of the Other three terms (326).... | |
 | Webster Wells - Algebra - 1906 - 550 pages
...called the antecedents, and the second and fourth terms the consequents. The first and fourth terms are called the extremes, and the second and third terms the means. 329. If the means of a proportion are equal, either mean is called the Mean Proportional between the... | |
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The first and fourth terms of a proportion are called the extremes, and the second and third terms, the means. Thus, in the foregoing proportion, 8 and 3 are the extremes and í and 6 are the means. 
