Finding the Fourth Proportional to 704,581.92, 972,315.36 and 382,299.12
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Solution
The fourth proportional to 704,581.92, 972,315.36 and 382,299.12 is: 527,568.61
Step by Step Solution
- Step 1: Write the proportion equation
704,581.92 : 972,315.36 = 382,299.12 : x - Step 2: Convert to fraction form
704,581.92/972,315.36 = 382,299.12/x - Step 3: Cross multiply
704,581.92x = 972,315.36 × 382,299.12 - Step 4: Simplify right side
704,581.92x = 371,715,306,490.48 - Step 5: Solve for x
x = 371,715,306,490.48/704,581.92 - Step 6: Final answer
x = 527,568.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.