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Finding the Fourth Proportional to 669.36, 1,004.03 and 182.41

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Solution

The fourth proportional to 669.36, 1,004.03 and 182.41 is: 273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669.36 : 1,004.03 = 182.41 : x
  2. Step 2: Convert to fraction form
    669.36/1,004.03 = 182.41/x
  3. Step 3: Cross multiply
    669.36x = 1,004.03 × 182.41
  4. Step 4: Simplify right side
    669.36x = 183,139.18
  5. Step 5: Solve for x
    x = 183,139.18/669.36
  6. Step 6: Final answer
    x = 273.60

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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.