Finding the Fourth Proportional to 364,787.73, 547,207.74 and 140,148.18
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Solution
The fourth proportional to 364,787.73, 547,207.74 and 140,148.18 is: 210,232.31
Step by Step Solution
- Step 1: Write the proportion equation
364,787.73 : 547,207.74 = 140,148.18 : x - Step 2: Convert to fraction form
364,787.73/547,207.74 = 140,148.18/x - Step 3: Cross multiply
364,787.73x = 547,207.74 × 140,148.18 - Step 4: Simplify right side
364,787.73x = 76,690,168,842.91 - Step 5: Solve for x
x = 76,690,168,842.91/364,787.73 - Step 6: Final answer
x = 210,232.31
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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.