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Finding the Fourth Proportional to 301.33, 453.36 and 179.68

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Solution

The fourth proportional to 301.33, 453.36 and 179.68 is: 270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.33 : 453.36 = 179.68 : x
  2. Step 2: Convert to fraction form
    301.33/453.36 = 179.68/x
  3. Step 3: Cross multiply
    301.33x = 453.36 × 179.68
  4. Step 4: Simplify right side
    301.33x = 81,456.56
  5. Step 5: Solve for x
    x = 81,456.56/301.33
  6. Step 6: Final answer
    x = 270.33

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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.