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Finding the Fourth Proportional to 451.41, 622.94 and 244.41

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Solution

The fourth proportional to 451.41, 622.94 and 244.41 is: 337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    451.41 : 622.94 = 244.41 : x
  2. Step 2: Convert to fraction form
    451.41/622.94 = 244.41/x
  3. Step 3: Cross multiply
    451.41x = 622.94 × 244.41
  4. Step 4: Simplify right side
    451.41x = 152,250.58
  5. Step 5: Solve for x
    x = 152,250.58/451.41
  6. Step 6: Final answer
    x = 337.28

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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.