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Finding the Fourth Proportional to 888.26, 1,332.69 and 367.97

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Solution

The fourth proportional to 888.26, 1,332.69 and 367.97 is: 552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    888.26 : 1,332.69 = 367.97 : x
  2. Step 2: Convert to fraction form
    888.26/1,332.69 = 367.97/x
  3. Step 3: Cross multiply
    888.26x = 1,332.69 × 367.97
  4. Step 4: Simplify right side
    888.26x = 490,381.90
  5. Step 5: Solve for x
    x = 490,381.90/888.26
  6. Step 6: Final answer
    x = 552.07

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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.