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Finding the Fourth Proportional to 248.72, 369.98 and 246.09

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Solution

The fourth proportional to 248.72, 369.98 and 246.09 is: 366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.72 : 369.98 = 246.09 : x
  2. Step 2: Convert to fraction form
    248.72/369.98 = 246.09/x
  3. Step 3: Cross multiply
    248.72x = 369.98 × 246.09
  4. Step 4: Simplify right side
    248.72x = 91,047.45
  5. Step 5: Solve for x
    x = 91,047.45/248.72
  6. Step 6: Final answer
    x = 366.06

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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.