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Finding the Fourth Proportional to 544.35, 750.61 and 426.12

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Solution

The fourth proportional to 544.35, 750.61 and 426.12 is: 587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.35 : 750.61 = 426.12 : x
  2. Step 2: Convert to fraction form
    544.35/750.61 = 426.12/x
  3. Step 3: Cross multiply
    544.35x = 750.61 × 426.12
  4. Step 4: Simplify right side
    544.35x = 319,845.25
  5. Step 5: Solve for x
    x = 319,845.25/544.35
  6. Step 6: Final answer
    x = 587.57

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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.