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Finding the Fourth Proportional to 301.50, 452.03 and 154.97

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Solution

The fourth proportional to 301.50, 452.03 and 154.97 is: 232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.50 : 452.03 = 154.97 : x
  2. Step 2: Convert to fraction form
    301.50/452.03 = 154.97/x
  3. Step 3: Cross multiply
    301.50x = 452.03 × 154.97
  4. Step 4: Simplify right side
    301.50x = 70,048.83
  5. Step 5: Solve for x
    x = 70,048.83/301.50
  6. Step 6: Final answer
    x = 232.33

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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.