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Finding the Fourth Proportional to 563.01, 844.38 and 238.35

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Solution

The fourth proportional to 563.01, 844.38 and 238.35 is: 357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.01 : 844.38 = 238.35 : x
  2. Step 2: Convert to fraction form
    563.01/844.38 = 238.35/x
  3. Step 3: Cross multiply
    563.01x = 844.38 × 238.35
  4. Step 4: Simplify right side
    563.01x = 201,257.97
  5. Step 5: Solve for x
    x = 201,257.97/563.01
  6. Step 6: Final answer
    x = 357.47

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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.