four quantities a,b,c d are said to be in proportion if- a) ad=bc b) cd=ab c) ac=bd d) - Maths - Comparing Quantities

Question

four quantities a,b,c & d are said to be in proportion
if-
a) ad=bc b) cd=ab c) ac=bd d) ab=bc
explain how?

Aakash Sharma · Accepted Answer

Four quantities a, b, c and d are said to be in continued
proportion if
a/b = c/d
â‡’ ad = bc

four quantities a,b,c & d are said to be in proportion if- a) ad=bc b) cd=ab c) ac=bd d) ab=bc explain how?