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Finding the Fourth Proportional to 244.69, 336.59 and 234.70

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Solution

The fourth proportional to 244.69, 336.59 and 234.70 is: 322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.69 : 336.59 = 234.70 : x
  2. Step 2: Convert to fraction form
    244.69/336.59 = 234.70/x
  3. Step 3: Cross multiply
    244.69x = 336.59 × 234.70
  4. Step 4: Simplify right side
    244.69x = 78,996.54
  5. Step 5: Solve for x
    x = 78,996.54/244.69
  6. Step 6: Final answer
    x = 322.85

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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.