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Finding the Fourth Proportional to 544.68, 752.04 and 427.86

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Solution

The fourth proportional to 544.68, 752.04 and 427.86 is: 590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.68 : 752.04 = 427.86 : x
  2. Step 2: Convert to fraction form
    544.68/752.04 = 427.86/x
  3. Step 3: Cross multiply
    544.68x = 752.04 × 427.86
  4. Step 4: Simplify right side
    544.68x = 321,767.83
  5. Step 5: Solve for x
    x = 321,767.83/544.68
  6. Step 6: Final answer
    x = 590.75

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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.