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Finding the Fourth Proportional to 484,434.66, 726,440.16 and 244,400.88

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Solution

The fourth proportional to 484,434.66, 726,440.16 and 244,400.88 is: 366,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,434.66 : 726,440.16 = 244,400.88 : x
  2. Step 2: Convert to fraction form
    484,434.66/726,440.16 = 244,400.88/x
  3. Step 3: Cross multiply
    484,434.66x = 726,440.16 × 244,400.88
  4. Step 4: Simplify right side
    484,434.66x = 177,542,614,371.34
  5. Step 5: Solve for x
    x = 177,542,614,371.34/484,434.66
  6. Step 6: Final answer
    x = 366,494.45

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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.