Finding the Third Proportional to 520 and 568
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Solution
The third proportional to 520 and 568 is: 620.43
Step by Step Solution
- Step 1: Write the proportion equation
520 : 568 = 568 : x - Step 2: Convert to fraction form
520/568 = 568/x - Step 3: Cross multiply
520x = 568 × 568 - Step 4: Simplify right side
520x = 322,624 - Step 5: Solve for x
x = 322,624/520 - Step 6: Final answer
x = 620.43
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These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.