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Finding the Fourth Proportional to 263.71, 395.81 and 241.39

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Solution

The fourth proportional to 263.71, 395.81 and 241.39 is: 362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.71 : 395.81 = 241.39 : x
  2. Step 2: Convert to fraction form
    263.71/395.81 = 241.39/x
  3. Step 3: Cross multiply
    263.71x = 395.81 × 241.39
  4. Step 4: Simplify right side
    263.71x = 95,544.58
  5. Step 5: Solve for x
    x = 95,544.58/263.71
  6. Step 6: Final answer
    x = 362.31

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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.