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Finding the Fourth Proportional to 484,002.94, 667,924.62 and 269,138.38

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Solution

The fourth proportional to 484,002.94, 667,924.62 and 269,138.38 is: 371,411.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,002.94 : 667,924.62 = 269,138.38 : x
  2. Step 2: Convert to fraction form
    484,002.94/667,924.62 = 269,138.38/x
  3. Step 3: Cross multiply
    484,002.94x = 667,924.62 × 269,138.38
  4. Step 4: Simplify right side
    484,002.94x = 179,764,150,188.92
  5. Step 5: Solve for x
    x = 179,764,150,188.92/484,002.94
  6. Step 6: Final answer
    x = 371,411.28

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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.