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Finding the Fourth Proportional to 332,665.38, 459,078.48 and 179,703.54

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Solution

The fourth proportional to 332,665.38, 459,078.48 and 179,703.54 is: 247,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,665.38 : 459,078.48 = 179,703.54 : x
  2. Step 2: Convert to fraction form
    332,665.38/459,078.48 = 179,703.54/x
  3. Step 3: Cross multiply
    332,665.38x = 459,078.48 × 179,703.54
  4. Step 4: Simplify right side
    332,665.38x = 82,498,027,993.82
  5. Step 5: Solve for x
    x = 82,498,027,993.82/332,665.38
  6. Step 6: Final answer
    x = 247,991.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.