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Finding the Fourth Proportional to 244.28, 368.47 and 234.20

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Solution

The fourth proportional to 244.28, 368.47 and 234.20 is: 353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.28 : 368.47 = 234.20 : x
  2. Step 2: Convert to fraction form
    244.28/368.47 = 234.20/x
  3. Step 3: Cross multiply
    244.28x = 368.47 × 234.20
  4. Step 4: Simplify right side
    244.28x = 86,295.67
  5. Step 5: Solve for x
    x = 86,295.67/244.28
  6. Step 6: Final answer
    x = 353.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.