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Finding the Fourth Proportional to 544.22, 750.97 and 323.22

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Solution

The fourth proportional to 544.22, 750.97 and 323.22 is: 446.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.22 : 750.97 = 323.22 : x
  2. Step 2: Convert to fraction form
    544.22/750.97 = 323.22/x
  3. Step 3: Cross multiply
    544.22x = 750.97 × 323.22
  4. Step 4: Simplify right side
    544.22x = 242,731.74
  5. Step 5: Solve for x
    x = 242,731.74/544.22
  6. Step 6: Final answer
    x = 446.02

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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.