Finding the Third Proportional to 239 and 332.25
Calculator
Solution
The third proportional to 239 and 332.25 is: 461.88
Step by Step Solution
- Step 1: Write the proportion equation
239 : 332.25 = 332.25 : x - Step 2: Convert to fraction form
239/332.25 = 332.25/x - Step 3: Cross multiply
239x = 332.25 × 332.25 - Step 4: Simplify right side
239x = 110,390.06 - Step 5: Solve for x
x = 110,390.06/239 - Step 6: Final answer
x = 461.88
Related Problems
Find third proportional to 119.50 and 166.13
Half scale
Find third proportional to 478 and 664.50
Double scale
Find third proportional to 241 and 335
Similar ratio
Find third proportional to 358.50 and 498.38
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.