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Finding the Fourth Proportional to 268.59, 370.41 and 175.31

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Solution

The fourth proportional to 268.59, 370.41 and 175.31 is: 241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.59 : 370.41 = 175.31 : x
  2. Step 2: Convert to fraction form
    268.59/370.41 = 175.31/x
  3. Step 3: Cross multiply
    268.59x = 370.41 × 175.31
  4. Step 4: Simplify right side
    268.59x = 64,935.38
  5. Step 5: Solve for x
    x = 64,935.38/268.59
  6. Step 6: Final answer
    x = 241.76

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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.