Finding the Third Proportional to 528 and 598
Calculator
Solution
The third proportional to 528 and 598 is: 677.28
Step by Step Solution
- Step 1: Write the proportion equation
528 : 598 = 598 : x - Step 2: Convert to fraction form
528/598 = 598/x - Step 3: Cross multiply
528x = 598 × 598 - Step 4: Simplify right side
528x = 357,604 - Step 5: Solve for x
x = 357,604/528 - Step 6: Final answer
x = 677.28
Related Problems
Find third proportional to 264 and 299
Half scale
Find third proportional to 1,056 and 1,196
Double scale
Find third proportional to 530 and 600
Similar ratio
Find third proportional to 792 and 897
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.