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Finding the Fourth Proportional to 544.44, 751.22 and 323.42

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Solution

The fourth proportional to 544.44, 751.22 and 323.42 is: 446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.44 : 751.22 = 323.42 : x
  2. Step 2: Convert to fraction form
    544.44/751.22 = 323.42/x
  3. Step 3: Cross multiply
    544.44x = 751.22 × 323.42
  4. Step 4: Simplify right side
    544.44x = 242,959.57
  5. Step 5: Solve for x
    x = 242,959.57/544.44
  6. Step 6: Final answer
    x = 446.26

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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.