Home / 815,902.47-1,224,255.06-366,940.53

Finding the Fourth Proportional to 815,902.47, 1,224,255.06 and 366,940.53

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Solution

The fourth proportional to 815,902.47, 1,224,255.06 and 366,940.53 is: 550,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,902.47 : 1,224,255.06 = 366,940.53 : x
  2. Step 2: Convert to fraction form
    815,902.47/1,224,255.06 = 366,940.53/x
  3. Step 3: Cross multiply
    815,902.47x = 1,224,255.06 × 366,940.53
  4. Step 4: Simplify right side
    815,902.47x = 449,228,800,571.58
  5. Step 5: Solve for x
    x = 449,228,800,571.58/815,902.47
  6. Step 6: Final answer
    x = 550,591.30

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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.