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Finding the Fourth Proportional to 669.44, 1,002 and 597.44

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Solution

The fourth proportional to 669.44, 1,002 and 597.44 is: 894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669.44 : 1,002 = 597.44 : x
  2. Step 2: Convert to fraction form
    669.44/1,002 = 597.44/x
  3. Step 3: Cross multiply
    669.44x = 1,002 × 597.44
  4. Step 4: Simplify right side
    669.44x = 598,634.88
  5. Step 5: Solve for x
    x = 598,634.88/669.44
  6. Step 6: Final answer
    x = 894.23

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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.