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Finding the Fourth Proportional to 299.01, 448.37 and 230.37

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Solution

The fourth proportional to 299.01, 448.37 and 230.37 is: 345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.01 : 448.37 = 230.37 : x
  2. Step 2: Convert to fraction form
    299.01/448.37 = 230.37/x
  3. Step 3: Cross multiply
    299.01x = 448.37 × 230.37
  4. Step 4: Simplify right side
    299.01x = 103,287.60
  5. Step 5: Solve for x
    x = 103,287.60/299.01
  6. Step 6: Final answer
    x = 345.43

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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.