Home / 807,530.40-1,211,295.60-746,704.80

Finding the Fourth Proportional to 807,530.40, 1,211,295.60 and 746,704.80

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Solution

The fourth proportional to 807,530.40, 1,211,295.60 and 746,704.80 is: 1,120,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,530.40 : 1,211,295.60 = 746,704.80 : x
  2. Step 2: Convert to fraction form
    807,530.40/1,211,295.60 = 746,704.80/x
  3. Step 3: Cross multiply
    807,530.40x = 1,211,295.60 × 746,704.80
  4. Step 4: Simplify right side
    807,530.40x = 904,480,238,738.88
  5. Step 5: Solve for x
    x = 904,480,238,738.88/807,530.40
  6. Step 6: Final answer
    x = 1,120,057.20

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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.