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Finding the Fourth Proportional to 301.57, 452.59 and 243.96

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Solution

The fourth proportional to 301.57, 452.59 and 243.96 is: 366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    301.57 : 452.59 = 243.96 : x
  2. Step 2: Convert to fraction form
    301.57/452.59 = 243.96/x
  3. Step 3: Cross multiply
    301.57x = 452.59 × 243.96
  4. Step 4: Simplify right side
    301.57x = 110,414.10
  5. Step 5: Solve for x
    x = 110,414.10/301.57
  6. Step 6: Final answer
    x = 366.13

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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.