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Finding the Fourth Proportional to 247.03, 368.36 and 230.27

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Solution

The fourth proportional to 247.03, 368.36 and 230.27 is: 343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.03 : 368.36 = 230.27 : x
  2. Step 2: Convert to fraction form
    247.03/368.36 = 230.27/x
  3. Step 3: Cross multiply
    247.03x = 368.36 × 230.27
  4. Step 4: Simplify right side
    247.03x = 84,823.75
  5. Step 5: Solve for x
    x = 84,823.75/247.03
  6. Step 6: Final answer
    x = 343.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.