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Finding the Fourth Proportional to 618,664.60, 928,002.38 and 244,687.64

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Solution

The fourth proportional to 618,664.60, 928,002.38 and 244,687.64 is: 367,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,664.60 : 928,002.38 = 244,687.64 : x
  2. Step 2: Convert to fraction form
    618,664.60/928,002.38 = 244,687.64/x
  3. Step 3: Cross multiply
    618,664.60x = 928,002.38 × 244,687.64
  4. Step 4: Simplify right side
    618,664.60x = 227,070,712,276.58
  5. Step 5: Solve for x
    x = 227,070,712,276.58/618,664.60
  6. Step 6: Final answer
    x = 367,033.63

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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.