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Finding the Fourth Proportional to 334.83, 462.11 and 194.95

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Solution

The fourth proportional to 334.83, 462.11 and 194.95 is: 269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.83 : 462.11 = 194.95 : x
  2. Step 2: Convert to fraction form
    334.83/462.11 = 194.95/x
  3. Step 3: Cross multiply
    334.83x = 462.11 × 194.95
  4. Step 4: Simplify right side
    334.83x = 90,088.70
  5. Step 5: Solve for x
    x = 90,088.70/334.83
  6. Step 6: Final answer
    x = 269.06

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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.