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Finding the Fourth Proportional to 574.63, 862.29 and 250.00

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Solution

The fourth proportional to 574.63, 862.29 and 250.00 is: 375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.63 : 862.29 = 250.00 : x
  2. Step 2: Convert to fraction form
    574.63/862.29 = 250.00/x
  3. Step 3: Cross multiply
    574.63x = 862.29 × 250.00
  4. Step 4: Simplify right side
    574.63x = 215,570.34
  5. Step 5: Solve for x
    x = 215,570.34/574.63
  6. Step 6: Final answer
    x = 375.15

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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.