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Finding the Fourth Proportional to 883.66, 1,325.58 and 234.44

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Solution

The fourth proportional to 883.66, 1,325.58 and 234.44 is: 351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.66 : 1,325.58 = 234.44 : x
  2. Step 2: Convert to fraction form
    883.66/1,325.58 = 234.44/x
  3. Step 3: Cross multiply
    883.66x = 1,325.58 × 234.44
  4. Step 4: Simplify right side
    883.66x = 310,768.98
  5. Step 5: Solve for x
    x = 310,768.98/883.66
  6. Step 6: Final answer
    x = 351.68

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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.