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Finding the Fourth Proportional to 244.68, 334.73 and 243.64

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Solution

The fourth proportional to 244.68, 334.73 and 243.64 is: 333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.68 : 334.73 = 243.64 : x
  2. Step 2: Convert to fraction form
    244.68/334.73 = 243.64/x
  3. Step 3: Cross multiply
    244.68x = 334.73 × 243.64
  4. Step 4: Simplify right side
    244.68x = 81,553.62
  5. Step 5: Solve for x
    x = 81,553.62/244.68
  6. Step 6: Final answer
    x = 333.31

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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.