Finding the Fourth Proportional to 331,560.13, 457,553.04 and 180,657.13
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Solution
The fourth proportional to 331,560.13, 457,553.04 and 180,657.13 is: 249,306.87
Step by Step Solution
- Step 1: Write the proportion equation
331,560.13 : 457,553.04 = 180,657.13 : x - Step 2: Convert to fraction form
331,560.13/457,553.04 = 180,657.13/x - Step 3: Cross multiply
331,560.13x = 457,553.04 × 180,657.13 - Step 4: Simplify right side
331,560.13x = 82,660,219,029.18 - Step 5: Solve for x
x = 82,660,219,029.18/331,560.13 - Step 6: Final answer
x = 249,306.87
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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.