Finding the Fourth Proportional to 488,836.08, 674,592.84 and 273,976.08
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Solution
The fourth proportional to 488,836.08, 674,592.84 and 273,976.08 is: 378,086.46
Step by Step Solution
- Step 1: Write the proportion equation
488,836.08 : 674,592.84 = 273,976.08 : x - Step 2: Convert to fraction form
488,836.08/674,592.84 = 273,976.08/x - Step 3: Cross multiply
488,836.08x = 674,592.84 × 273,976.08 - Step 4: Simplify right side
488,836.08x = 184,822,301,899.27 - Step 5: Solve for x
x = 184,822,301,899.27/488,836.08 - Step 6: Final answer
x = 378,086.46
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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.