Finding the Fourth Proportional to 467,437.32, 645,195.84 and 276,517.08
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Solution
The fourth proportional to 467,437.32, 645,195.84 and 276,517.08 is: 381,671.86
Step by Step Solution
- Step 1: Write the proportion equation
467,437.32 : 645,195.84 = 276,517.08 : x - Step 2: Convert to fraction form
467,437.32/645,195.84 = 276,517.08/x - Step 3: Cross multiply
467,437.32x = 645,195.84 × 276,517.08 - Step 4: Simplify right side
467,437.32x = 178,407,669,704.95 - Step 5: Solve for x
x = 178,407,669,704.95/467,437.32 - Step 6: Final answer
x = 381,671.86
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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.