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Finding the Fourth Proportional to 629.16, 943.87 and 244.41

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Solution

The fourth proportional to 629.16, 943.87 and 244.41 is: 366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.16 : 943.87 = 244.41 : x
  2. Step 2: Convert to fraction form
    629.16/943.87 = 244.41/x
  3. Step 3: Cross multiply
    629.16x = 943.87 × 244.41
  4. Step 4: Simplify right side
    629.16x = 230,687.57
  5. Step 5: Solve for x
    x = 230,687.57/629.16
  6. Step 6: Final answer
    x = 366.66

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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.