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Finding the Fourth Proportional to 451.04, 622.44 and 244.04

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Solution

The fourth proportional to 451.04, 622.44 and 244.04 is: 336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    451.04 : 622.44 = 244.04 : x
  2. Step 2: Convert to fraction form
    451.04/622.44 = 244.04/x
  3. Step 3: Cross multiply
    451.04x = 622.44 × 244.04
  4. Step 4: Simplify right side
    451.04x = 151,902.39
  5. Step 5: Solve for x
    x = 151,902.39/451.04
  6. Step 6: Final answer
    x = 336.78

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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.