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Finding the Fourth Proportional to 897,787.80, 1,347,337.80 and 632,067.30

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Solution

The fourth proportional to 897,787.80, 1,347,337.80 and 632,067.30 is: 948,562.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,787.80 : 1,347,337.80 = 632,067.30 : x
  2. Step 2: Convert to fraction form
    897,787.80/1,347,337.80 = 632,067.30/x
  3. Step 3: Cross multiply
    897,787.80x = 1,347,337.80 × 632,067.30
  4. Step 4: Simplify right side
    897,787.80x = 851,608,165,433.94
  5. Step 5: Solve for x
    x = 851,608,165,433.94/897,787.80
  6. Step 6: Final answer
    x = 948,562.86

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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.