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Finding the Fourth Proportional to 884.67, 1,327.04 and 235.41

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Solution

The fourth proportional to 884.67, 1,327.04 and 235.41 is: 353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.67 : 1,327.04 = 235.41 : x
  2. Step 2: Convert to fraction form
    884.67/1,327.04 = 235.41/x
  3. Step 3: Cross multiply
    884.67x = 1,327.04 × 235.41
  4. Step 4: Simplify right side
    884.67x = 312,390.67
  5. Step 5: Solve for x
    x = 312,390.67/884.67
  6. Step 6: Final answer
    x = 353.12

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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.