Home / 441,497.28-661,727.20-204,339.04

Finding the Fourth Proportional to 441,497.28, 661,727.20 and 204,339.04

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Solution

The fourth proportional to 441,497.28, 661,727.20 and 204,339.04 is: 306,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,497.28 : 661,727.20 = 204,339.04 : x
  2. Step 2: Convert to fraction form
    441,497.28/661,727.20 = 204,339.04/x
  3. Step 3: Cross multiply
    441,497.28x = 661,727.20 × 204,339.04
  4. Step 4: Simplify right side
    441,497.28x = 135,216,700,789.89
  5. Step 5: Solve for x
    x = 135,216,700,789.89/441,497.28
  6. Step 6: Final answer
    x = 306,268.48

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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.