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Finding the Fourth Proportional to 349.26, 523.89 and 295.53

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Solution

The fourth proportional to 349.26, 523.89 and 295.53 is: 443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.26 : 523.89 = 295.53 : x
  2. Step 2: Convert to fraction form
    349.26/523.89 = 295.53/x
  3. Step 3: Cross multiply
    349.26x = 523.89 × 295.53
  4. Step 4: Simplify right side
    349.26x = 154,825.21
  5. Step 5: Solve for x
    x = 154,825.21/349.26
  6. Step 6: Final answer
    x = 443.30

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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.