Finding the Fourth Proportional to 449,687.04, 674,332.92 and 239,274.96
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Solution
The fourth proportional to 449,687.04, 674,332.92 and 239,274.96 is: 358,807.28
Step by Step Solution
- Step 1: Write the proportion equation
449,687.04 : 674,332.92 = 239,274.96 : x - Step 2: Convert to fraction form
449,687.04/674,332.92 = 239,274.96/x - Step 3: Cross multiply
449,687.04x = 674,332.92 × 239,274.96 - Step 4: Simplify right side
449,687.04x = 161,350,982,459.68 - Step 5: Solve for x
x = 161,350,982,459.68/449,687.04 - Step 6: Final answer
x = 358,807.28
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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.