Home / 844,138.40-1,266,273.22-245,109.40

Finding the Fourth Proportional to 844,138.40, 1,266,273.22 and 245,109.40

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Solution

The fourth proportional to 844,138.40, 1,266,273.22 and 245,109.40 is: 367,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,138.40 : 1,266,273.22 = 245,109.40 : x
  2. Step 2: Convert to fraction form
    844,138.40/1,266,273.22 = 245,109.40/x
  3. Step 3: Cross multiply
    844,138.40x = 1,266,273.22 × 245,109.40
  4. Step 4: Simplify right side
    844,138.40x = 310,375,469,190.27
  5. Step 5: Solve for x
    x = 310,375,469,190.27/844,138.40
  6. Step 6: Final answer
    x = 367,683.15

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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.