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Finding the Fourth Proportional to 599,331, 827,076.78 and 331,059

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Solution

The fourth proportional to 599,331, 827,076.78 and 331,059 is: 456,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,331 : 827,076.78 = 331,059 : x
  2. Step 2: Convert to fraction form
    599,331/827,076.78 = 331,059/x
  3. Step 3: Cross multiply
    599,331x = 827,076.78 × 331,059
  4. Step 4: Simplify right side
    599,331x = 273,811,211,710.02
  5. Step 5: Solve for x
    x = 273,811,211,710.02/599,331
  6. Step 6: Final answer
    x = 456,861.42

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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.