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Finding the Fourth Proportional to 669.44, 1,004.01 and 182.39

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Solution

The fourth proportional to 669.44, 1,004.01 and 182.39 is: 273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    669.44 : 1,004.01 = 182.39 : x
  2. Step 2: Convert to fraction form
    669.44/1,004.01 = 182.39/x
  3. Step 3: Cross multiply
    669.44x = 1,004.01 × 182.39
  4. Step 4: Simplify right side
    669.44x = 183,116.36
  5. Step 5: Solve for x
    x = 183,116.36/669.44
  6. Step 6: Final answer
    x = 273.54

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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.