Question

find the missing fraction
4/7:___::8/9:1​

Answer 1

Step-by-step explanation:

Let the missing fraction be x.

4/7:x::8/9:1

Pr.of mean= Pr.of extreme

x×8/9 = 4/7×1

8/9x. =. 4/7

Cross multiplication

36= 56x

x= 56/36

x= 9/14 Ans