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Finding the Fourth Proportional to 422,759.68, 583,375.98 and 241,446.58

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Solution

The fourth proportional to 422,759.68, 583,375.98 and 241,446.58 is: 333,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,759.68 : 583,375.98 = 241,446.58 : x
  2. Step 2: Convert to fraction form
    422,759.68/583,375.98 = 241,446.58/x
  3. Step 3: Cross multiply
    422,759.68x = 583,375.98 × 241,446.58
  4. Step 4: Simplify right side
    422,759.68x = 140,854,135,225.15
  5. Step 5: Solve for x
    x = 140,854,135,225.15/422,759.68
  6. Step 6: Final answer
    x = 333,177.79

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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.