Home / 669,049.92-1,003,771.71-269,485.02

Finding the Fourth Proportional to 669,049.92, 1,003,771.71 and 269,485.02

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Solution

The fourth proportional to 669,049.92, 1,003,771.71 and 269,485.02 is: 404,306.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,049.92 : 1,003,771.71 = 269,485.02 : x
  2. Step 2: Convert to fraction form
    669,049.92/1,003,771.71 = 269,485.02/x
  3. Step 3: Cross multiply
    669,049.92x = 1,003,771.71 × 269,485.02
  4. Step 4: Simplify right side
    669,049.92x = 270,501,439,344.78
  5. Step 5: Solve for x
    x = 270,501,439,344.78/669,049.92
  6. Step 6: Final answer
    x = 404,306.81

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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.