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Finding the Fourth Proportional to 381.01, 526.13 and 241.38

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Solution

The fourth proportional to 381.01, 526.13 and 241.38 is: 333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    381.01 : 526.13 = 241.38 : x
  2. Step 2: Convert to fraction form
    381.01/526.13 = 241.38/x
  3. Step 3: Cross multiply
    381.01x = 526.13 × 241.38
  4. Step 4: Simplify right side
    381.01x = 126,997.26
  5. Step 5: Solve for x
    x = 126,997.26/381.01
  6. Step 6: Final answer
    x = 333.32

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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.