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Finding the Fourth Proportional to 247.98, 369.50 and 236.94

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Solution

The fourth proportional to 247.98, 369.50 and 236.94 is: 353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.98 : 369.50 = 236.94 : x
  2. Step 2: Convert to fraction form
    247.98/369.50 = 236.94/x
  3. Step 3: Cross multiply
    247.98x = 369.50 × 236.94
  4. Step 4: Simplify right side
    247.98x = 87,548.15
  5. Step 5: Solve for x
    x = 87,548.15/247.98
  6. Step 6: Final answer
    x = 353.05

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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.