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Finding the Fourth Proportional to 323,325.54, 484,160.23 and 269,884.66

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Solution

The fourth proportional to 323,325.54, 484,160.23 and 269,884.66 is: 404,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,325.54 : 484,160.23 = 269,884.66 : x
  2. Step 2: Convert to fraction form
    323,325.54/484,160.23 = 269,884.66/x
  3. Step 3: Cross multiply
    323,325.54x = 484,160.23 × 269,884.66
  4. Step 4: Simplify right side
    323,325.54x = 130,667,419,059.07
  5. Step 5: Solve for x
    x = 130,667,419,059.07/323,325.54
  6. Step 6: Final answer
    x = 404,135.78

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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.