Finding the Fourth Proportional to 451,872.92, 676,905.68 and 271,859.06
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Solution
The fourth proportional to 451,872.92, 676,905.68 and 271,859.06 is: 407,244.90
Step by Step Solution
- Step 1: Write the proportion equation
451,872.92 : 676,905.68 = 271,859.06 : x - Step 2: Convert to fraction form
451,872.92/676,905.68 = 271,859.06/x - Step 3: Cross multiply
451,872.92x = 676,905.68 × 271,859.06 - Step 4: Simplify right side
451,872.92x = 184,022,941,873.46 - Step 5: Solve for x
x = 184,022,941,873.46/451,872.92 - Step 6: Final answer
x = 407,244.90
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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.