Finding the Third Proportional to 252 and 324.50
Calculator
Solution
The third proportional to 252 and 324.50 is: 417.86
Step by Step Solution
- Step 1: Write the proportion equation
252 : 324.50 = 324.50 : x - Step 2: Convert to fraction form
252/324.50 = 324.50/x - Step 3: Cross multiply
252x = 324.50 × 324.50 - Step 4: Simplify right side
252x = 105,300.25 - Step 5: Solve for x
x = 105,300.25/252 - Step 6: Final answer
x = 417.86
Related Problems
Find third proportional to 126 and 162.25
Half scale
Find third proportional to 504 and 649
Double scale
Find third proportional to 254 and 327
Similar ratio
Find third proportional to 378 and 486.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.