Home / 928,439.47-1,281,474.39-566,063.16

Finding the Fourth Proportional to 928,439.47, 1,281,474.39 and 566,063.16

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Solution

The fourth proportional to 928,439.47, 1,281,474.39 and 566,063.16 is: 781,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,439.47 : 1,281,474.39 = 566,063.16 : x
  2. Step 2: Convert to fraction form
    928,439.47/1,281,474.39 = 566,063.16/x
  3. Step 3: Cross multiply
    928,439.47x = 1,281,474.39 × 566,063.16
  4. Step 4: Simplify right side
    928,439.47x = 725,395,442,662.47
  5. Step 5: Solve for x
    x = 725,395,442,662.47/928,439.47
  6. Step 6: Final answer
    x = 781,306.12

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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.