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Finding the Fourth Proportional to 333,481.24, 500,274.18 and 108,789.82

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Solution

The fourth proportional to 333,481.24, 500,274.18 and 108,789.82 is: 163,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,481.24 : 500,274.18 = 108,789.82 : x
  2. Step 2: Convert to fraction form
    333,481.24/500,274.18 = 108,789.82/x
  3. Step 3: Cross multiply
    333,481.24x = 500,274.18 × 108,789.82
  4. Step 4: Simplify right side
    333,481.24x = 54,424,737,992.85
  5. Step 5: Solve for x
    x = 54,424,737,992.85/333,481.24
  6. Step 6: Final answer
    x = 163,201.80

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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.