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Finding the Fourth Proportional to 542,567.52, 813,793.47 and 222,752.91

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Solution

The fourth proportional to 542,567.52, 813,793.47 and 222,752.91 is: 334,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,567.52 : 813,793.47 = 222,752.91 : x
  2. Step 2: Convert to fraction form
    542,567.52/813,793.47 = 222,752.91/x
  3. Step 3: Cross multiply
    542,567.52x = 813,793.47 × 222,752.91
  4. Step 4: Simplify right side
    542,567.52x = 181,274,863,581.50
  5. Step 5: Solve for x
    x = 181,274,863,581.50/542,567.52
  6. Step 6: Final answer
    x = 334,105.63

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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.