Finding the Third Proportional to 394,764.50 and 564,531.75
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Solution
The third proportional to 394,764.50 and 564,531.75 is: 807,306.88
Step by Step Solution
- Step 1: Write the proportion equation
394,764.50 : 564,531.75 = 564,531.75 : x - Step 2: Convert to fraction form
394,764.50/564,531.75 = 564,531.75/x - Step 3: Cross multiply
394,764.50x = 564,531.75 × 564,531.75 - Step 4: Simplify right side
394,764.50x = 318,696,096,758.06 - Step 5: Solve for x
x = 318,696,096,758.06/394,764.50 - Step 6: Final answer
x = 807,306.88
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.