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Finding the Fourth Proportional to 575.14, 862.22 and 250.26

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Solution

The fourth proportional to 575.14, 862.22 and 250.26 is: 375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.14 : 862.22 = 250.26 : x
  2. Step 2: Convert to fraction form
    575.14/862.22 = 250.26/x
  3. Step 3: Cross multiply
    575.14x = 862.22 × 250.26
  4. Step 4: Simplify right side
    575.14x = 215,779.18
  5. Step 5: Solve for x
    x = 215,779.18/575.14
  6. Step 6: Final answer
    x = 375.18

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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.