Finding the Fourth Proportional to 355,761.99, 532,787.77 and 203,497.57
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Solution
The fourth proportional to 355,761.99, 532,787.77 and 203,497.57 is: 304,757.17
Step by Step Solution
- Step 1: Write the proportion equation
355,761.99 : 532,787.77 = 203,497.57 : x - Step 2: Convert to fraction form
355,761.99/532,787.77 = 203,497.57/x - Step 3: Cross multiply
355,761.99x = 532,787.77 × 203,497.57 - Step 4: Simplify right side
355,761.99x = 108,421,016,520.72 - Step 5: Solve for x
x = 108,421,016,520.72/355,761.99 - Step 6: Final answer
x = 304,757.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.