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Finding the Fourth Proportional to 441,348.54, 661,924.29 and 204,660.47

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Solution

The fourth proportional to 441,348.54, 661,924.29 and 204,660.47 is: 306,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,348.54 : 661,924.29 = 204,660.47 : x
  2. Step 2: Convert to fraction form
    441,348.54/661,924.29 = 204,660.47/x
  3. Step 3: Cross multiply
    441,348.54x = 661,924.29 × 204,660.47
  4. Step 4: Simplify right side
    441,348.54x = 135,469,732,986.20
  5. Step 5: Solve for x
    x = 135,469,732,986.20/441,348.54
  6. Step 6: Final answer
    x = 306,945.01

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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.