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Finding the Fourth Proportional to 233.38, 350.38 and 199.36

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Solution

The fourth proportional to 233.38, 350.38 and 199.36 is: 299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.38 : 350.38 = 199.36 : x
  2. Step 2: Convert to fraction form
    233.38/350.38 = 199.36/x
  3. Step 3: Cross multiply
    233.38x = 350.38 × 199.36
  4. Step 4: Simplify right side
    233.38x = 69,851.76
  5. Step 5: Solve for x
    x = 69,851.76/233.38
  6. Step 6: Final answer
    x = 299.30

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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.