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Finding the Fourth Proportional to 530,814.42, 733,010.73 and 337,285.88

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Solution

The fourth proportional to 530,814.42, 733,010.73 and 337,285.88 is: 465,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,814.42 : 733,010.73 = 337,285.88 : x
  2. Step 2: Convert to fraction form
    530,814.42/733,010.73 = 337,285.88/x
  3. Step 3: Cross multiply
    530,814.42x = 733,010.73 × 337,285.88
  4. Step 4: Simplify right side
    530,814.42x = 247,234,165,452.44
  5. Step 5: Solve for x
    x = 247,234,165,452.44/530,814.42
  6. Step 6: Final answer
    x = 465,763.85

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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.