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Finding the Fourth Proportional to 371.74, 513.33 and 241.06

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Solution

The fourth proportional to 371.74, 513.33 and 241.06 is: 332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.74 : 513.33 = 241.06 : x
  2. Step 2: Convert to fraction form
    371.74/513.33 = 241.06/x
  3. Step 3: Cross multiply
    371.74x = 513.33 × 241.06
  4. Step 4: Simplify right side
    371.74x = 123,743.33
  5. Step 5: Solve for x
    x = 123,743.33/371.74
  6. Step 6: Final answer
    x = 332.88

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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.