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Finding the Fourth Proportional to 332,508.08, 498,960.84 and 122,167.28

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Solution

The fourth proportional to 332,508.08, 498,960.84 and 122,167.28 is: 183,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,508.08 : 498,960.84 = 122,167.28 : x
  2. Step 2: Convert to fraction form
    332,508.08/498,960.84 = 122,167.28/x
  3. Step 3: Cross multiply
    332,508.08x = 498,960.84 × 122,167.28
  4. Step 4: Simplify right side
    332,508.08x = 60,956,688,649.32
  5. Step 5: Solve for x
    x = 60,956,688,649.32/332,508.08
  6. Step 6: Final answer
    x = 183,323.93

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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.