Home / 807,729.40-1,211,583.30-246,766.60

Finding the Fourth Proportional to 807,729.40, 1,211,583.30 and 246,766.60

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Solution

The fourth proportional to 807,729.40, 1,211,583.30 and 246,766.60 is: 370,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,729.40 : 1,211,583.30 = 246,766.60 : x
  2. Step 2: Convert to fraction form
    807,729.40/1,211,583.30 = 246,766.60/x
  3. Step 3: Cross multiply
    807,729.40x = 1,211,583.30 × 246,766.60
  4. Step 4: Simplify right side
    807,729.40x = 298,978,291,557.78
  5. Step 5: Solve for x
    x = 298,978,291,557.78/807,729.40
  6. Step 6: Final answer
    x = 370,146.60

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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.