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Finding the Fourth Proportional to 244.11, 336.12 and 230.58

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Solution

The fourth proportional to 244.11, 336.12 and 230.58 is: 317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.11 : 336.12 = 230.58 : x
  2. Step 2: Convert to fraction form
    244.11/336.12 = 230.58/x
  3. Step 3: Cross multiply
    244.11x = 336.12 × 230.58
  4. Step 4: Simplify right side
    244.11x = 77,501.68
  5. Step 5: Solve for x
    x = 77,501.68/244.11
  6. Step 6: Final answer
    x = 317.48

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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.