Home / 418,067.11-576,932.79-227,084.50

Finding the Fourth Proportional to 418,067.11, 576,932.79 and 227,084.50

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Solution

The fourth proportional to 418,067.11, 576,932.79 and 227,084.50 is: 313,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,067.11 : 576,932.79 = 227,084.50 : x
  2. Step 2: Convert to fraction form
    418,067.11/576,932.79 = 227,084.50/x
  3. Step 3: Cross multiply
    418,067.11x = 576,932.79 × 227,084.50
  4. Step 4: Simplify right side
    418,067.11x = 131,012,494,150.76
  5. Step 5: Solve for x
    x = 131,012,494,150.76/418,067.11
  6. Step 6: Final answer
    x = 313,376.71

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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.