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Finding the Fourth Proportional to 996.33, 1,369.17 and 950.60

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Solution

The fourth proportional to 996.33, 1,369.17 and 950.60 is: 1,306.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    996.33 : 1,369.17 = 950.60 : x
  2. Step 2: Convert to fraction form
    996.33/1,369.17 = 950.60/x
  3. Step 3: Cross multiply
    996.33x = 1,369.17 × 950.60
  4. Step 4: Simplify right side
    996.33x = 1,301,525.67
  5. Step 5: Solve for x
    x = 1,301,525.67/996.33
  6. Step 6: Final answer
    x = 1,306.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.