Home / 807,766.09-1,211,793.12-268,054.80

Finding the Fourth Proportional to 807,766.09, 1,211,793.12 and 268,054.80

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Solution

The fourth proportional to 807,766.09, 1,211,793.12 and 268,054.80 is: 402,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,766.09 : 1,211,793.12 = 268,054.80 : x
  2. Step 2: Convert to fraction form
    807,766.09/1,211,793.12 = 268,054.80/x
  3. Step 3: Cross multiply
    807,766.09x = 1,211,793.12 × 268,054.80
  4. Step 4: Simplify right side
    807,766.09x = 324,826,962,422.98
  5. Step 5: Solve for x
    x = 324,826,962,422.98/807,766.09
  6. Step 6: Final answer
    x = 402,129.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.