Finding the Third Proportional to 421 and 466
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Solution
The third proportional to 421 and 466 is: 515.81
Step by Step Solution
- Step 1: Write the proportion equation
421 : 466 = 466 : x - Step 2: Convert to fraction form
421/466 = 466/x - Step 3: Cross multiply
421x = 466 × 466 - Step 4: Simplify right side
421x = 217,156 - Step 5: Solve for x
x = 217,156/421 - Step 6: Final answer
x = 515.81
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These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.