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Finding the Fourth Proportional to 536,761.92, 805,145.04 and 162,788.16

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Solution

The fourth proportional to 536,761.92, 805,145.04 and 162,788.16 is: 244,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,761.92 : 805,145.04 = 162,788.16 : x
  2. Step 2: Convert to fraction form
    536,761.92/805,145.04 = 162,788.16/x
  3. Step 3: Cross multiply
    536,761.92x = 805,145.04 × 162,788.16
  4. Step 4: Simplify right side
    536,761.92x = 131,068,079,594.73
  5. Step 5: Solve for x
    x = 131,068,079,594.73/536,761.92
  6. Step 6: Final answer
    x = 244,182.90

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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.