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Finding the Fourth Proportional to 544.97, 751.60 and 446.56

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Solution

The fourth proportional to 544.97, 751.60 and 446.56 is: 615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.97 : 751.60 = 446.56 : x
  2. Step 2: Convert to fraction form
    544.97/751.60 = 446.56/x
  3. Step 3: Cross multiply
    544.97x = 751.60 × 446.56
  4. Step 4: Simplify right side
    544.97x = 335,634.50
  5. Step 5: Solve for x
    x = 335,634.50/544.97
  6. Step 6: Final answer
    x = 615.88

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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.