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Finding the Fourth Proportional to 244.49, 336.07 and 200.15

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Solution

The fourth proportional to 244.49, 336.07 and 200.15 is: 275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.49 : 336.07 = 200.15 : x
  2. Step 2: Convert to fraction form
    244.49/336.07 = 200.15/x
  3. Step 3: Cross multiply
    244.49x = 336.07 × 200.15
  4. Step 4: Simplify right side
    244.49x = 67,264.41
  5. Step 5: Solve for x
    x = 67,264.41/244.49
  6. Step 6: Final answer
    x = 275.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.