Finding the Third Proportional to 565 and 717
Calculator
Solution
The third proportional to 565 and 717 is: 909.89
Step by Step Solution
- Step 1: Write the proportion equation
565 : 717 = 717 : x - Step 2: Convert to fraction form
565/717 = 717/x - Step 3: Cross multiply
565x = 717 × 717 - Step 4: Simplify right side
565x = 514,089 - Step 5: Solve for x
x = 514,089/565 - Step 6: Final answer
x = 909.89
Related Problems
Find third proportional to 282.50 and 358.50
Half scale
Find third proportional to 1,130 and 1,434
Double scale
Find third proportional to 567 and 720
Similar ratio
Find third proportional to 847.50 and 1,075.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.