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Finding the Fourth Proportional to 338.35, 467.13 and 244.95

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Solution

The fourth proportional to 338.35, 467.13 and 244.95 is: 338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.35 : 467.13 = 244.95 : x
  2. Step 2: Convert to fraction form
    338.35/467.13 = 244.95/x
  3. Step 3: Cross multiply
    338.35x = 467.13 × 244.95
  4. Step 4: Simplify right side
    338.35x = 114,421.16
  5. Step 5: Solve for x
    x = 114,421.16/338.35
  6. Step 6: Final answer
    x = 338.18

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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.