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Finding the Fourth Proportional to 566.73, 850.20 and 393.44

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Solution

The fourth proportional to 566.73, 850.20 and 393.44 is: 590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.73 : 850.20 = 393.44 : x
  2. Step 2: Convert to fraction form
    566.73/850.20 = 393.44/x
  3. Step 3: Cross multiply
    566.73x = 850.20 × 393.44
  4. Step 4: Simplify right side
    566.73x = 334,498.44
  5. Step 5: Solve for x
    x = 334,498.44/566.73
  6. Step 6: Final answer
    x = 590.23

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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.