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Finding the Fourth Proportional to 544.75, 752.37 and 369.79

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Solution

The fourth proportional to 544.75, 752.37 and 369.79 is: 510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.75 : 752.37 = 369.79 : x
  2. Step 2: Convert to fraction form
    544.75/752.37 = 369.79/x
  3. Step 3: Cross multiply
    544.75x = 752.37 × 369.79
  4. Step 4: Simplify right side
    544.75x = 278,220.29
  5. Step 5: Solve for x
    x = 278,220.29/544.75
  6. Step 6: Final answer
    x = 510.73

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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.