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Finding the Fourth Proportional to 375.24, 562.51 and 344.48

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Solution

The fourth proportional to 375.24, 562.51 and 344.48 is: 516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.24 : 562.51 = 344.48 : x
  2. Step 2: Convert to fraction form
    375.24/562.51 = 344.48/x
  3. Step 3: Cross multiply
    375.24x = 562.51 × 344.48
  4. Step 4: Simplify right side
    375.24x = 193,773.44
  5. Step 5: Solve for x
    x = 193,773.44/375.24
  6. Step 6: Final answer
    x = 516.40

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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.