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Finding the Fourth Proportional to 575.56, 862.74 and 250.84

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Solution

The fourth proportional to 575.56, 862.74 and 250.84 is: 376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.56 : 862.74 = 250.84 : x
  2. Step 2: Convert to fraction form
    575.56/862.74 = 250.84/x
  3. Step 3: Cross multiply
    575.56x = 862.74 × 250.84
  4. Step 4: Simplify right side
    575.56x = 216,409.70
  5. Step 5: Solve for x
    x = 216,409.70/575.56
  6. Step 6: Final answer
    x = 376.00

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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.