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Finding the Fourth Proportional to 884.27, 1,326.42 and 235.01

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Solution

The fourth proportional to 884.27, 1,326.42 and 235.01 is: 352.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.27 : 1,326.42 = 235.01 : x
  2. Step 2: Convert to fraction form
    884.27/1,326.42 = 235.01/x
  3. Step 3: Cross multiply
    884.27x = 1,326.42 × 235.01
  4. Step 4: Simplify right side
    884.27x = 311,721.96
  5. Step 5: Solve for x
    x = 311,721.96/884.27
  6. Step 6: Final answer
    x = 352.52

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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.