Home / 669,299.94-1,004,146.47-269,735.04

Finding the Fourth Proportional to 669,299.94, 1,004,146.47 and 269,735.04

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Solution

The fourth proportional to 669,299.94, 1,004,146.47 and 269,735.04 is: 404,681.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,299.94 : 1,004,146.47 = 269,735.04 : x
  2. Step 2: Convert to fraction form
    669,299.94/1,004,146.47 = 269,735.04/x
  3. Step 3: Cross multiply
    669,299.94x = 1,004,146.47 × 269,735.04
  4. Step 4: Simplify right side
    669,299.94x = 270,853,488,251.31
  5. Step 5: Solve for x
    x = 270,853,488,251.31/669,299.94
  6. Step 6: Final answer
    x = 404,681.78

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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.