Home / 376,212.12-519,187.69-206,452.32

Finding the Fourth Proportional to 376,212.12, 519,187.69 and 206,452.32

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Solution

The fourth proportional to 376,212.12, 519,187.69 and 206,452.32 is: 284,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,212.12 : 519,187.69 = 206,452.32 : x
  2. Step 2: Convert to fraction form
    376,212.12/519,187.69 = 206,452.32/x
  3. Step 3: Cross multiply
    376,212.12x = 519,187.69 × 206,452.32
  4. Step 4: Simplify right side
    376,212.12x = 107,187,503,115.94
  5. Step 5: Solve for x
    x = 107,187,503,115.94/376,212.12
  6. Step 6: Final answer
    x = 284,912.41

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1.5x scale

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.