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Finding the Fourth Proportional to 334.99, 462.27 and 195.12

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Solution

The fourth proportional to 334.99, 462.27 and 195.12 is: 269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.99 : 462.27 = 195.12 : x
  2. Step 2: Convert to fraction form
    334.99/462.27 = 195.12/x
  3. Step 3: Cross multiply
    334.99x = 462.27 × 195.12
  4. Step 4: Simplify right side
    334.99x = 90,198.12
  5. Step 5: Solve for x
    x = 90,198.12/334.99
  6. Step 6: Final answer
    x = 269.26

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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.