Finding the Third Proportional to 715.50 and 946.50
Calculator
Solution
The third proportional to 715.50 and 946.50 is: 1,252.08
Step by Step Solution
- Step 1: Write the proportion equation
715.50 : 946.50 = 946.50 : x - Step 2: Convert to fraction form
715.50/946.50 = 946.50/x - Step 3: Cross multiply
715.50x = 946.50 × 946.50 - Step 4: Simplify right side
715.50x = 895,862.25 - Step 5: Solve for x
x = 895,862.25/715.50 - Step 6: Final answer
x = 1,252.08
Related Problems
Find third proportional to 357.75 and 473.25
Half scale
Find third proportional to 1,431 and 1,893
Double scale
Find third proportional to 718 and 949
Similar ratio
Find third proportional to 1,073.25 and 1,419.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.