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Finding the Fourth Proportional to 544.26, 750.77 and 347.55

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Solution

The fourth proportional to 544.26, 750.77 and 347.55 is: 479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.26 : 750.77 = 347.55 : x
  2. Step 2: Convert to fraction form
    544.26/750.77 = 347.55/x
  3. Step 3: Cross multiply
    544.26x = 750.77 × 347.55
  4. Step 4: Simplify right side
    544.26x = 260,928.38
  5. Step 5: Solve for x
    x = 260,928.38/544.26
  6. Step 6: Final answer
    x = 479.42

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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.