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Finding the Fourth Proportional to 349.11, 523.73 and 195.26

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Solution

The fourth proportional to 349.11, 523.73 and 195.26 is: 292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.11 : 523.73 = 195.26 : x
  2. Step 2: Convert to fraction form
    349.11/523.73 = 195.26/x
  3. Step 3: Cross multiply
    349.11x = 523.73 × 195.26
  4. Step 4: Simplify right side
    349.11x = 102,261.39
  5. Step 5: Solve for x
    x = 102,261.39/349.11
  6. Step 6: Final answer
    x = 292.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.