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Finding the Fourth Proportional to 484,433.66, 726,438.66 and 244,399.88

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Solution

The fourth proportional to 484,433.66, 726,438.66 and 244,399.88 is: 366,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,433.66 : 726,438.66 = 244,399.88 : x
  2. Step 2: Convert to fraction form
    484,433.66/726,438.66 = 244,399.88/x
  3. Step 3: Cross multiply
    484,433.66x = 726,438.66 × 244,399.88
  4. Step 4: Simplify right side
    484,433.66x = 177,541,521,331.36
  5. Step 5: Solve for x
    x = 177,541,521,331.36/484,433.66
  6. Step 6: Final answer
    x = 366,492.95

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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.