Finding the Third Proportional to 252 and 408.50
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Solution
The third proportional to 252 and 408.50 is: 662.19
Step by Step Solution
- Step 1: Write the proportion equation
252 : 408.50 = 408.50 : x - Step 2: Convert to fraction form
252/408.50 = 408.50/x - Step 3: Cross multiply
252x = 408.50 × 408.50 - Step 4: Simplify right side
252x = 166,872.25 - Step 5: Solve for x
x = 166,872.25/252 - Step 6: Final answer
x = 662.19
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Why These Related Problems?
These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.