Home / 844,277.75-1,266,921.20-775,594.61

Finding the Fourth Proportional to 844,277.75, 1,266,921.20 and 775,594.61

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Solution

The fourth proportional to 844,277.75, 1,266,921.20 and 775,594.61 is: 1,163,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,277.75 : 1,266,921.20 = 775,594.61 : x
  2. Step 2: Convert to fraction form
    844,277.75/1,266,921.20 = 775,594.61/x
  3. Step 3: Cross multiply
    844,277.75x = 1,266,921.20 × 775,594.61
  4. Step 4: Simplify right side
    844,277.75x = 982,617,243,802.15
  5. Step 5: Solve for x
    x = 982,617,243,802.15/844,277.75
  6. Step 6: Final answer
    x = 1,163,855.44

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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.