Home / 463,204.20-639,076.08-259,222.71

Finding the Fourth Proportional to 463,204.20, 639,076.08 and 259,222.71

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Solution

The fourth proportional to 463,204.20, 639,076.08 and 259,222.71 is: 357,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,204.20 : 639,076.08 = 259,222.71 : x
  2. Step 2: Convert to fraction form
    463,204.20/639,076.08 = 259,222.71/x
  3. Step 3: Cross multiply
    463,204.20x = 639,076.08 × 259,222.71
  4. Step 4: Simplify right side
    463,204.20x = 165,663,033,353.78
  5. Step 5: Solve for x
    x = 165,663,033,353.78/463,204.20
  6. Step 6: Final answer
    x = 357,645.79

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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.