Finding the Third Proportional to 520 and 658
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Solution
The third proportional to 520 and 658 is: 832.62
Step by Step Solution
- Step 1: Write the proportion equation
520 : 658 = 658 : x - Step 2: Convert to fraction form
520/658 = 658/x - Step 3: Cross multiply
520x = 658 × 658 - Step 4: Simplify right side
520x = 432,964 - Step 5: Solve for x
x = 432,964/520 - Step 6: Final answer
x = 832.62
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These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.