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Finding the Fourth Proportional to 575.46, 863.35 and 246.24

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Solution

The fourth proportional to 575.46, 863.35 and 246.24 is: 369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.46 : 863.35 = 246.24 : x
  2. Step 2: Convert to fraction form
    575.46/863.35 = 246.24/x
  3. Step 3: Cross multiply
    575.46x = 863.35 × 246.24
  4. Step 4: Simplify right side
    575.46x = 212,590.69
  5. Step 5: Solve for x
    x = 212,590.69/575.46
  6. Step 6: Final answer
    x = 369.43

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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.