Home / 773,693.20-1,159,618.20-324,413.20

Finding the Fourth Proportional to 773,693.20, 1,159,618.20 and 324,413.20

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Solution

The fourth proportional to 773,693.20, 1,159,618.20 and 324,413.20 is: 486,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,693.20 : 1,159,618.20 = 324,413.20 : x
  2. Step 2: Convert to fraction form
    773,693.20/1,159,618.20 = 324,413.20/x
  3. Step 3: Cross multiply
    773,693.20x = 1,159,618.20 × 324,413.20
  4. Step 4: Simplify right side
    773,693.20x = 376,195,451,040.24
  5. Step 5: Solve for x
    x = 376,195,451,040.24/773,693.20
  6. Step 6: Final answer
    x = 486,233.37

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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.