Home / 681,986.07-1,022,424.32-255,282.89

Finding the Fourth Proportional to 681,986.07, 1,022,424.32 and 255,282.89

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Solution

The fourth proportional to 681,986.07, 1,022,424.32 and 255,282.89 is: 382,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,986.07 : 1,022,424.32 = 255,282.89 : x
  2. Step 2: Convert to fraction form
    681,986.07/1,022,424.32 = 255,282.89/x
  3. Step 3: Cross multiply
    681,986.07x = 1,022,424.32 × 255,282.89
  4. Step 4: Simplify right side
    681,986.07x = 261,007,436,493.11
  5. Step 5: Solve for x
    x = 261,007,436,493.11/681,986.07
  6. Step 6: Final answer
    x = 382,716.67

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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.