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Finding the Fourth Proportional to 967, 1,450.48 and 236.58

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Solution

The fourth proportional to 967, 1,450.48 and 236.58 is: 354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    967 : 1,450.48 = 236.58 : x
  2. Step 2: Convert to fraction form
    967/1,450.48 = 236.58/x
  3. Step 3: Cross multiply
    967x = 1,450.48 × 236.58
  4. Step 4: Simplify right side
    967x = 343,154.56
  5. Step 5: Solve for x
    x = 343,154.56/967
  6. Step 6: Final answer
    x = 354.87

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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.