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Finding the Fourth Proportional to 422,752.68, 583,366.32 and 241,439.58

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Solution

The fourth proportional to 422,752.68, 583,366.32 and 241,439.58 is: 333,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,752.68 : 583,366.32 = 241,439.58 : x
  2. Step 2: Convert to fraction form
    422,752.68/583,366.32 = 241,439.58/x
  3. Step 3: Cross multiply
    422,752.68x = 583,366.32 × 241,439.58
  4. Step 4: Simplify right side
    422,752.68x = 140,847,719,286.95
  5. Step 5: Solve for x
    x = 140,847,719,286.95/422,752.68
  6. Step 6: Final answer
    x = 333,168.13

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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.