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Finding the Fourth Proportional to 294,654.69, 442,010.52 and 117,121.86

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Solution

The fourth proportional to 294,654.69, 442,010.52 and 117,121.86 is: 175,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,654.69 : 442,010.52 = 117,121.86 : x
  2. Step 2: Convert to fraction form
    294,654.69/442,010.52 = 117,121.86/x
  3. Step 3: Cross multiply
    294,654.69x = 442,010.52 × 117,121.86
  4. Step 4: Simplify right side
    294,654.69x = 51,769,094,241.97
  5. Step 5: Solve for x
    x = 51,769,094,241.97/294,654.69
  6. Step 6: Final answer
    x = 175,694.11

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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.