Home / 396,359.28-546,976.20-226,597.02

Finding the Fourth Proportional to 396,359.28, 546,976.20 and 226,597.02

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Solution

The fourth proportional to 396,359.28, 546,976.20 and 226,597.02 is: 312,704.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,359.28 : 546,976.20 = 226,597.02 : x
  2. Step 2: Convert to fraction form
    396,359.28/546,976.20 = 226,597.02/x
  3. Step 3: Cross multiply
    396,359.28x = 546,976.20 × 226,597.02
  4. Step 4: Simplify right side
    396,359.28x = 123,943,176,930.92
  5. Step 5: Solve for x
    x = 123,943,176,930.92/396,359.28
  6. Step 6: Final answer
    x = 312,704.11

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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.