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Finding the Fourth Proportional to 844,754.43, 1,266,866.67 and 276,005.97

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Solution

The fourth proportional to 844,754.43, 1,266,866.67 and 276,005.97 is: 413,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,754.43 : 1,266,866.67 = 276,005.97 : x
  2. Step 2: Convert to fraction form
    844,754.43/1,266,866.67 = 276,005.97/x
  3. Step 3: Cross multiply
    844,754.43x = 1,266,866.67 × 276,005.97
  4. Step 4: Simplify right side
    844,754.43x = 349,662,764,114.02
  5. Step 5: Solve for x
    x = 349,662,764,114.02/844,754.43
  6. Step 6: Final answer
    x = 413,922.38

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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.