Finding the Third Proportional to 363.38 and 407.25
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Solution
The third proportional to 363.38 and 407.25 is: 456.42
Step by Step Solution
- Step 1: Write the proportion equation
363.38 : 407.25 = 407.25 : x - Step 2: Convert to fraction form
363.38/407.25 = 407.25/x - Step 3: Cross multiply
363.38x = 407.25 × 407.25 - Step 4: Simplify right side
363.38x = 165,852.56 - Step 5: Solve for x
x = 165,852.56/363.38 - Step 6: Final answer
x = 456.42
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These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.