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Finding the Fourth Proportional to 244.92, 337.98 and 212.28

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Solution

The fourth proportional to 244.92, 337.98 and 212.28 is: 292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.92 : 337.98 = 212.28 : x
  2. Step 2: Convert to fraction form
    244.92/337.98 = 212.28/x
  3. Step 3: Cross multiply
    244.92x = 337.98 × 212.28
  4. Step 4: Simplify right side
    244.92x = 71,746.39
  5. Step 5: Solve for x
    x = 71,746.39/244.92
  6. Step 6: Final answer
    x = 292.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.