Home / 491,631.20-737,585.28-444,785.64

Finding the Fourth Proportional to 491,631.20, 737,585.28 and 444,785.64

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Solution

The fourth proportional to 491,631.20, 737,585.28 and 444,785.64 is: 667,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,631.20 : 737,585.28 = 444,785.64 : x
  2. Step 2: Convert to fraction form
    491,631.20/737,585.28 = 444,785.64/x
  3. Step 3: Cross multiply
    491,631.20x = 737,585.28 × 444,785.64
  4. Step 4: Simplify right side
    491,631.20x = 328,067,340,819.38
  5. Step 5: Solve for x
    x = 328,067,340,819.38/491,631.20
  6. Step 6: Final answer
    x = 667,303.74

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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.