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Finding the Fourth Proportional to 375.81, 563.10 and 252.27

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Solution

The fourth proportional to 375.81, 563.10 and 252.27 is: 377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.81 : 563.10 = 252.27 : x
  2. Step 2: Convert to fraction form
    375.81/563.10 = 252.27/x
  3. Step 3: Cross multiply
    375.81x = 563.10 × 252.27
  4. Step 4: Simplify right side
    375.81x = 142,053.24
  5. Step 5: Solve for x
    x = 142,053.24/375.81
  6. Step 6: Final answer
    x = 377.99

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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.