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Finding the Fourth Proportional to 546,634.10, 819,951.15 and 335,587.70

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Solution

The fourth proportional to 546,634.10, 819,951.15 and 335,587.70 is: 503,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,634.10 : 819,951.15 = 335,587.70 : x
  2. Step 2: Convert to fraction form
    546,634.10/819,951.15 = 335,587.70/x
  3. Step 3: Cross multiply
    546,634.10x = 819,951.15 × 335,587.70
  4. Step 4: Simplify right side
    546,634.10x = 275,165,520,540.86
  5. Step 5: Solve for x
    x = 275,165,520,540.86/546,634.10
  6. Step 6: Final answer
    x = 503,381.55

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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.