Home / 789,078.24-1,183,792.77-368,124.48

Finding the Fourth Proportional to 789,078.24, 1,183,792.77 and 368,124.48

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Solution

The fourth proportional to 789,078.24, 1,183,792.77 and 368,124.48 is: 552,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,078.24 : 1,183,792.77 = 368,124.48 : x
  2. Step 2: Convert to fraction form
    789,078.24/1,183,792.77 = 368,124.48/x
  3. Step 3: Cross multiply
    789,078.24x = 1,183,792.77 × 368,124.48
  4. Step 4: Simplify right side
    789,078.24x = 435,783,097,884.01
  5. Step 5: Solve for x
    x = 435,783,097,884.01/789,078.24
  6. Step 6: Final answer
    x = 552,268.55

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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.