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Finding the Fourth Proportional to 248.29, 370.25 and 230.98

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Solution

The fourth proportional to 248.29, 370.25 and 230.98 is: 344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.29 : 370.25 = 230.98 : x
  2. Step 2: Convert to fraction form
    248.29/370.25 = 230.98/x
  3. Step 3: Cross multiply
    248.29x = 370.25 × 230.98
  4. Step 4: Simplify right side
    248.29x = 85,520.00
  5. Step 5: Solve for x
    x = 85,520.00/248.29
  6. Step 6: Final answer
    x = 344.43

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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.