Home / 844,506.24-1,266,584.28-311,663.04

Finding the Fourth Proportional to 844,506.24, 1,266,584.28 and 311,663.04

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Solution

The fourth proportional to 844,506.24, 1,266,584.28 and 311,663.04 is: 467,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,506.24 : 1,266,584.28 = 311,663.04 : x
  2. Step 2: Convert to fraction form
    844,506.24/1,266,584.28 = 311,663.04/x
  3. Step 3: Cross multiply
    844,506.24x = 1,266,584.28 × 311,663.04
  4. Step 4: Simplify right side
    844,506.24x = 394,747,507,121.01
  5. Step 5: Solve for x
    x = 394,747,507,121.01/844,506.24
  6. Step 6: Final answer
    x = 467,429.95

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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.