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Finding the Fourth Proportional to 367.37, 551.19 and 230.26

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Solution

The fourth proportional to 367.37, 551.19 and 230.26 is: 345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.37 : 551.19 = 230.26 : x
  2. Step 2: Convert to fraction form
    367.37/551.19 = 230.26/x
  3. Step 3: Cross multiply
    367.37x = 551.19 × 230.26
  4. Step 4: Simplify right side
    367.37x = 126,916.23
  5. Step 5: Solve for x
    x = 126,916.23/367.37
  6. Step 6: Final answer
    x = 345.47

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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.