Finding the Third Proportional to 394,867.13 and 577,491.75
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Solution
The third proportional to 394,867.13 and 577,491.75 is: 844,579.61
Step by Step Solution
- Step 1: Write the proportion equation
394,867.13 : 577,491.75 = 577,491.75 : x - Step 2: Convert to fraction form
394,867.13/577,491.75 = 577,491.75/x - Step 3: Cross multiply
394,867.13x = 577,491.75 × 577,491.75 - Step 4: Simplify right side
394,867.13x = 333,496,721,318.06 - Step 5: Solve for x
x = 333,496,721,318.06/394,867.13 - Step 6: Final answer
x = 844,579.61
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.