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Finding the Fourth Proportional to 245.85, 366.25 and 233.97

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Solution

The fourth proportional to 245.85, 366.25 and 233.97 is: 348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.85 : 366.25 = 233.97 : x
  2. Step 2: Convert to fraction form
    245.85/366.25 = 233.97/x
  3. Step 3: Cross multiply
    245.85x = 366.25 × 233.97
  4. Step 4: Simplify right side
    245.85x = 85,690.34
  5. Step 5: Solve for x
    x = 85,690.34/245.85
  6. Step 6: Final answer
    x = 348.55

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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.