Finding the Third Proportional to 132 and 292
Calculator
Solution
The third proportional to 132 and 292 is: 645.94
Step by Step Solution
- Step 1: Write the proportion equation
132 : 292 = 292 : x - Step 2: Convert to fraction form
132/292 = 292/x - Step 3: Cross multiply
132x = 292 × 292 - Step 4: Simplify right side
132x = 85,264 - Step 5: Solve for x
x = 85,264/132 - Step 6: Final answer
x = 645.94
Related Problems
Find third proportional to 66 and 146
Half scale
Find third proportional to 264 and 584
Double scale
Find third proportional to 134 and 296
Similar ratio
Find third proportional to 198 and 438
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.