Home / 844,571.36-1,265,962.80-394,914.44

Finding the Fourth Proportional to 844,571.36, 1,265,962.80 and 394,914.44

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Solution

The fourth proportional to 844,571.36, 1,265,962.80 and 394,914.44 is: 591,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,571.36 : 1,265,962.80 = 394,914.44 : x
  2. Step 2: Convert to fraction form
    844,571.36/1,265,962.80 = 394,914.44/x
  3. Step 3: Cross multiply
    844,571.36x = 1,265,962.80 × 394,914.44
  4. Step 4: Simplify right side
    844,571.36x = 499,946,990,222.83
  5. Step 5: Solve for x
    x = 499,946,990,222.83/844,571.36
  6. Step 6: Final answer
    x = 591,953.52

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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.