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Finding the Fourth Proportional to 575.59, 863.22 and 250.88

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Solution

The fourth proportional to 575.59, 863.22 and 250.88 is: 376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.59 : 863.22 = 250.88 : x
  2. Step 2: Convert to fraction form
    575.59/863.22 = 250.88/x
  3. Step 3: Cross multiply
    575.59x = 863.22 × 250.88
  4. Step 4: Simplify right side
    575.59x = 216,564.63
  5. Step 5: Solve for x
    x = 216,564.63/575.59
  6. Step 6: Final answer
    x = 376.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.