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Finding the Fourth Proportional to 925, 1,387.52 and 241

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Solution

The fourth proportional to 925, 1,387.52 and 241 is: 361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    925 : 1,387.52 = 241 : x
  2. Step 2: Convert to fraction form
    925/1,387.52 = 241/x
  3. Step 3: Cross multiply
    925x = 1,387.52 × 241
  4. Step 4: Simplify right side
    925x = 334,392.32
  5. Step 5: Solve for x
    x = 334,392.32/925
  6. Step 6: Final answer
    x = 361.51

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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.