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Finding the Fourth Proportional to 629.11, 937.29 and 598.13

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Solution

The fourth proportional to 629.11, 937.29 and 598.13 is: 891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.11 : 937.29 = 598.13 : x
  2. Step 2: Convert to fraction form
    629.11/937.29 = 598.13/x
  3. Step 3: Cross multiply
    629.11x = 937.29 × 598.13
  4. Step 4: Simplify right side
    629.11x = 560,617.43
  5. Step 5: Solve for x
    x = 560,617.43/629.11
  6. Step 6: Final answer
    x = 891.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.