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Finding the Fourth Proportional to 244.98, 365.46 and 239.40

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Solution

The fourth proportional to 244.98, 365.46 and 239.40 is: 357.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.98 : 365.46 = 239.40 : x
  2. Step 2: Convert to fraction form
    244.98/365.46 = 239.40/x
  3. Step 3: Cross multiply
    244.98x = 365.46 × 239.40
  4. Step 4: Simplify right side
    244.98x = 87,491.12
  5. Step 5: Solve for x
    x = 87,491.12/244.98
  6. Step 6: Final answer
    x = 357.14

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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.