Finding the Fourth Proportional to 452,812.97, 679,242.68 and 115,856.48
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Solution
The fourth proportional to 452,812.97, 679,242.68 and 115,856.48 is: 173,790.66
Step by Step Solution
- Step 1: Write the proportion equation
452,812.97 : 679,242.68 = 115,856.48 : x - Step 2: Convert to fraction form
452,812.97/679,242.68 = 115,856.48/x - Step 3: Cross multiply
452,812.97x = 679,242.68 × 115,856.48 - Step 4: Simplify right side
452,812.97x = 78,694,661,995.07 - Step 5: Solve for x
x = 78,694,661,995.07/452,812.97 - Step 6: Final answer
x = 173,790.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.