Finding the Fourth Proportional to 451,874.92, 676,908.68 and 271,861.06
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Solution
The fourth proportional to 451,874.92, 676,908.68 and 271,861.06 is: 407,247.90
Step by Step Solution
- Step 1: Write the proportion equation
451,874.92 : 676,908.68 = 271,861.06 : x - Step 2: Convert to fraction form
451,874.92/676,908.68 = 271,861.06/x - Step 3: Cross multiply
451,874.92x = 676,908.68 × 271,861.06 - Step 4: Simplify right side
451,874.92x = 184,025,111,268.00 - Step 5: Solve for x
x = 184,025,111,268.00/451,874.92 - Step 6: Final answer
x = 407,247.90
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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.