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Finding the Fourth Proportional to 262.17, 393.39 and 241.52

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Solution

The fourth proportional to 262.17, 393.39 and 241.52 is: 362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.17 : 393.39 = 241.52 : x
  2. Step 2: Convert to fraction form
    262.17/393.39 = 241.52/x
  3. Step 3: Cross multiply
    262.17x = 393.39 × 241.52
  4. Step 4: Simplify right side
    262.17x = 95,011.55
  5. Step 5: Solve for x
    x = 95,011.55/262.17
  6. Step 6: Final answer
    x = 362.40

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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.