Home / 844,028.27-1,266,036.93-212,942.69

Finding the Fourth Proportional to 844,028.27, 1,266,036.93 and 212,942.69

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Solution

The fourth proportional to 844,028.27, 1,266,036.93 and 212,942.69 is: 319,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,028.27 : 1,266,036.93 = 212,942.69 : x
  2. Step 2: Convert to fraction form
    844,028.27/1,266,036.93 = 212,942.69/x
  3. Step 3: Cross multiply
    844,028.27x = 1,266,036.93 × 212,942.69
  4. Step 4: Simplify right side
    844,028.27x = 269,593,309,513.54
  5. Step 5: Solve for x
    x = 269,593,309,513.54/844,028.27
  6. Step 6: Final answer
    x = 319,412.65

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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.