Finding the Fourth Proportional to 351,497.10, 527,472.45 and 193,838.70
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Solution
The fourth proportional to 351,497.10, 527,472.45 and 193,838.70 is: 290,883.12
Step by Step Solution
- Step 1: Write the proportion equation
351,497.10 : 527,472.45 = 193,838.70 : x - Step 2: Convert to fraction form
351,497.10/527,472.45 = 193,838.70/x - Step 3: Cross multiply
351,497.10x = 527,472.45 × 193,838.70 - Step 4: Simplify right side
351,497.10x = 102,244,573,993.82 - Step 5: Solve for x
x = 102,244,573,993.82/351,497.10 - Step 6: Final answer
x = 290,883.12
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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.