Finding the Fourth Proportional to 331,625.24, 457,512.91 and 204,079.40
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Solution
The fourth proportional to 331,625.24, 457,512.91 and 204,079.40 is: 281,549.62
Step by Step Solution
- Step 1: Write the proportion equation
331,625.24 : 457,512.91 = 204,079.40 : x - Step 2: Convert to fraction form
331,625.24/457,512.91 = 204,079.40/x - Step 3: Cross multiply
331,625.24x = 457,512.91 × 204,079.40 - Step 4: Simplify right side
331,625.24x = 93,368,960,165.05 - Step 5: Solve for x
x = 93,368,960,165.05/331,625.24 - Step 6: Final answer
x = 281,549.62
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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.