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Finding the Fourth Proportional to 602,747.32, 907,730.39 and 548,938.92

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Solution

The fourth proportional to 602,747.32, 907,730.39 and 548,938.92 is: 826,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,747.32 : 907,730.39 = 548,938.92 : x
  2. Step 2: Convert to fraction form
    602,747.32/907,730.39 = 548,938.92/x
  3. Step 3: Cross multiply
    602,747.32x = 907,730.39 × 548,938.92
  4. Step 4: Simplify right side
    602,747.32x = 498,288,539,937.78
  5. Step 5: Solve for x
    x = 498,288,539,937.78/602,747.32
  6. Step 6: Final answer
    x = 826,695.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.