Home / 984,413.20-1,358,491.11-531,704.20

Finding the Fourth Proportional to 984,413.20, 1,358,491.11 and 531,704.20

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Solution

The fourth proportional to 984,413.20, 1,358,491.11 and 531,704.20 is: 733,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,413.20 : 1,358,491.11 = 531,704.20 : x
  2. Step 2: Convert to fraction form
    984,413.20/1,358,491.11 = 531,704.20/x
  3. Step 3: Cross multiply
    984,413.20x = 1,358,491.11 × 531,704.20
  4. Step 4: Simplify right side
    984,413.20x = 722,315,428,849.66
  5. Step 5: Solve for x
    x = 722,315,428,849.66/984,413.20
  6. Step 6: Final answer
    x = 733,752.28

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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.