Finding the Third Proportional to 527 and 603.50
Calculator
Solution
The third proportional to 527 and 603.50 is: 691.10
Step by Step Solution
- Step 1: Write the proportion equation
527 : 603.50 = 603.50 : x - Step 2: Convert to fraction form
527/603.50 = 603.50/x - Step 3: Cross multiply
527x = 603.50 × 603.50 - Step 4: Simplify right side
527x = 364,212.25 - Step 5: Solve for x
x = 364,212.25/527 - Step 6: Final answer
x = 691.10
Related Problems
Find third proportional to 263.50 and 301.75
Half scale
Find third proportional to 1,054 and 1,207
Double scale
Find third proportional to 529 and 606
Similar ratio
Find third proportional to 790.50 and 905.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.