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Finding the Fourth Proportional to 667.44, 999 and 595.44

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Solution

The fourth proportional to 667.44, 999 and 595.44 is: 891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    667.44 : 999 = 595.44 : x
  2. Step 2: Convert to fraction form
    667.44/999 = 595.44/x
  3. Step 3: Cross multiply
    667.44x = 999 × 595.44
  4. Step 4: Simplify right side
    667.44x = 594,844.56
  5. Step 5: Solve for x
    x = 594,844.56/667.44
  6. Step 6: Final answer
    x = 891.23

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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.