Home / 494,274.06-682,094.88-279,413.73

Finding the Fourth Proportional to 494,274.06, 682,094.88 and 279,413.73

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Solution

The fourth proportional to 494,274.06, 682,094.88 and 279,413.73 is: 385,589.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,274.06 : 682,094.88 = 279,413.73 : x
  2. Step 2: Convert to fraction form
    494,274.06/682,094.88 = 279,413.73/x
  3. Step 3: Cross multiply
    494,274.06x = 682,094.88 × 279,413.73
  4. Step 4: Simplify right side
    494,274.06x = 190,586,674,634.70
  5. Step 5: Solve for x
    x = 190,586,674,634.70/494,274.06
  6. Step 6: Final answer
    x = 385,589.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.