Finding the Fourth Proportional to 351,706.41, 527,006.39 and 271,939.23
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Solution
The fourth proportional to 351,706.41, 527,006.39 and 271,939.23 is: 407,481.09
Step by Step Solution
- Step 1: Write the proportion equation
351,706.41 : 527,006.39 = 271,939.23 : x - Step 2: Convert to fraction form
351,706.41/527,006.39 = 271,939.23/x - Step 3: Cross multiply
351,706.41x = 527,006.39 × 271,939.23 - Step 4: Simplify right side
351,706.41x = 143,313,710,541.98 - Step 5: Solve for x
x = 143,313,710,541.98/351,706.41 - Step 6: Final answer
x = 407,481.09
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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.