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Finding the Fourth Proportional to 636,149.13, 954,201.83 and 162,838.59

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Solution

The fourth proportional to 636,149.13, 954,201.83 and 162,838.59 is: 244,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,149.13 : 954,201.83 = 162,838.59 : x
  2. Step 2: Convert to fraction form
    636,149.13/954,201.83 = 162,838.59/x
  3. Step 3: Cross multiply
    636,149.13x = 954,201.83 × 162,838.59
  4. Step 4: Simplify right side
    636,149.13x = 155,380,879,758.43
  5. Step 5: Solve for x
    x = 155,380,879,758.43/636,149.13
  6. Step 6: Final answer
    x = 244,252.29

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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.