Question

In a proportion the first and the last terms are called​

Answer 1

The four numbers a, b, c and d are known as the terms of a proportion. The first a and the last term d are referred to as extreme terms while the second and third terms in a proportional are called mean terms.

Answer 2

Answer:

The first and the last/fourth term are referred to as extreme terms while the second and third terms in a proportional are called mean terms.