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Finding the Fourth Proportional to 299.38, 412.95 and 183.01

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Solution

The fourth proportional to 299.38, 412.95 and 183.01 is: 252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.38 : 412.95 = 183.01 : x
  2. Step 2: Convert to fraction form
    299.38/412.95 = 183.01/x
  3. Step 3: Cross multiply
    299.38x = 412.95 × 183.01
  4. Step 4: Simplify right side
    299.38x = 75,573.98
  5. Step 5: Solve for x
    x = 75,573.98/299.38
  6. Step 6: Final answer
    x = 252.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.