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Finding the Fourth Proportional to 883.96, 1,325.94 and 234.70

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Solution

The fourth proportional to 883.96, 1,325.94 and 234.70 is: 352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.96 : 1,325.94 = 234.70 : x
  2. Step 2: Convert to fraction form
    883.96/1,325.94 = 234.70/x
  3. Step 3: Cross multiply
    883.96x = 1,325.94 × 234.70
  4. Step 4: Simplify right side
    883.96x = 311,191.49
  5. Step 5: Solve for x
    x = 311,191.49/883.96
  6. Step 6: Final answer
    x = 352.04

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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.