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Finding the Fourth Proportional to 333,791.30, 499,856.56 and 233,481.80

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Solution

The fourth proportional to 333,791.30, 499,856.56 and 233,481.80 is: 349,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,791.30 : 499,856.56 = 233,481.80 : x
  2. Step 2: Convert to fraction form
    333,791.30/499,856.56 = 233,481.80/x
  3. Step 3: Cross multiply
    333,791.30x = 499,856.56 × 233,481.80
  4. Step 4: Simplify right side
    333,791.30x = 116,707,410,036.55
  5. Step 5: Solve for x
    x = 116,707,410,036.55/333,791.30
  6. Step 6: Final answer
    x = 349,641.85

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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.