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Finding the Fourth Proportional to 622.44, 934.14 and 298.04

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Solution

The fourth proportional to 622.44, 934.14 and 298.04 is: 447.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.44 : 934.14 = 298.04 : x
  2. Step 2: Convert to fraction form
    622.44/934.14 = 298.04/x
  3. Step 3: Cross multiply
    622.44x = 934.14 × 298.04
  4. Step 4: Simplify right side
    622.44x = 278,411.09
  5. Step 5: Solve for x
    x = 278,411.09/622.44
  6. Step 6: Final answer
    x = 447.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.