Home / 481,413.14-664,387.54-266,573.20

Finding the Fourth Proportional to 481,413.14, 664,387.54 and 266,573.20

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Solution

The fourth proportional to 481,413.14, 664,387.54 and 266,573.20 is: 367,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,413.14 : 664,387.54 = 266,573.20 : x
  2. Step 2: Convert to fraction form
    481,413.14/664,387.54 = 266,573.20/x
  3. Step 3: Cross multiply
    481,413.14x = 664,387.54 × 266,573.20
  4. Step 4: Simplify right side
    481,413.14x = 177,107,912,577.93
  5. Step 5: Solve for x
    x = 177,107,912,577.93/481,413.14
  6. Step 6: Final answer
    x = 367,891.73

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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.