Home / 844,850.70-1,267,278.66-213,764.40

Finding the Fourth Proportional to 844,850.70, 1,267,278.66 and 213,764.40

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Solution

The fourth proportional to 844,850.70, 1,267,278.66 and 213,764.40 is: 320,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,850.70 : 1,267,278.66 = 213,764.40 : x
  2. Step 2: Convert to fraction form
    844,850.70/1,267,278.66 = 213,764.40/x
  3. Step 3: Cross multiply
    844,850.70x = 1,267,278.66 × 213,764.40
  4. Step 4: Simplify right side
    844,850.70x = 270,899,062,387.70
  5. Step 5: Solve for x
    x = 270,899,062,387.70/844,850.70
  6. Step 6: Final answer
    x = 320,647.26

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1.5x scale

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.