Finding the Fourth Proportional to 372,882.63, 514,575.39 and 203,116.77
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Solution
The fourth proportional to 372,882.63, 514,575.39 and 203,116.77 is: 280,299.70
Step by Step Solution
- Step 1: Write the proportion equation
372,882.63 : 514,575.39 = 203,116.77 : x - Step 2: Convert to fraction form
372,882.63/514,575.39 = 203,116.77/x - Step 3: Cross multiply
372,882.63x = 514,575.39 × 203,116.77 - Step 4: Simplify right side
372,882.63x = 104,518,891,138.29 - Step 5: Solve for x
x = 104,518,891,138.29/372,882.63 - Step 6: Final answer
x = 280,299.70
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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.