Home / 789,149.16-1,184,112.57-368,454.60

Finding the Fourth Proportional to 789,149.16, 1,184,112.57 and 368,454.60

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Solution

The fourth proportional to 789,149.16, 1,184,112.57 and 368,454.60 is: 552,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,149.16 : 1,184,112.57 = 368,454.60 : x
  2. Step 2: Convert to fraction form
    789,149.16/1,184,112.57 = 368,454.60/x
  3. Step 3: Cross multiply
    789,149.16x = 1,184,112.57 × 368,454.60
  4. Step 4: Simplify right side
    789,149.16x = 436,291,723,334.32
  5. Step 5: Solve for x
    x = 436,291,723,334.32/789,149.16
  6. Step 6: Final answer
    x = 552,863.45

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1.5x scale

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.