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Finding the Fourth Proportional to 439,183.44, 658,996.24 and 173,134.88

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Solution

The fourth proportional to 439,183.44, 658,996.24 and 173,134.88 is: 259,789.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,183.44 : 658,996.24 = 173,134.88 : x
  2. Step 2: Convert to fraction form
    439,183.44/658,996.24 = 173,134.88/x
  3. Step 3: Cross multiply
    439,183.44x = 658,996.24 × 173,134.88
  4. Step 4: Simplify right side
    439,183.44x = 114,095,234,932.85
  5. Step 5: Solve for x
    x = 114,095,234,932.85/439,183.44
  6. Step 6: Final answer
    x = 259,789.47

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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.