Finding the Third Proportional to 394,885.13 and 564,294.09
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Solution
The third proportional to 394,885.13 and 564,294.09 is: 806,380.90
Step by Step Solution
- Step 1: Write the proportion equation
394,885.13 : 564,294.09 = 564,294.09 : x - Step 2: Convert to fraction form
394,885.13/564,294.09 = 564,294.09/x - Step 3: Cross multiply
394,885.13x = 564,294.09 × 564,294.09 - Step 4: Simplify right side
394,885.13x = 318,427,824,241.13 - Step 5: Solve for x
x = 318,427,824,241.13/394,885.13 - Step 6: Final answer
x = 806,380.90
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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.