Home / 397,626.03-548,760.49-225,600.02

Finding the Fourth Proportional to 397,626.03, 548,760.49 and 225,600.02

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Solution

The fourth proportional to 397,626.03, 548,760.49 and 225,600.02 is: 311,348.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,626.03 : 548,760.49 = 225,600.02 : x
  2. Step 2: Convert to fraction form
    397,626.03/548,760.49 = 225,600.02/x
  3. Step 3: Cross multiply
    397,626.03x = 548,760.49 × 225,600.02
  4. Step 4: Simplify right side
    397,626.03x = 123,800,376,269.26
  5. Step 5: Solve for x
    x = 123,800,376,269.26/397,626.03
  6. Step 6: Final answer
    x = 311,348.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.