Home / 996.80-1,641.20

Finding the Third Proportional to 996.80 and 1,641.20

Calculator

Solution

The third proportional to 996.80 and 1,641.20 is: 2,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    996.80 : 1,641.20 = 1,641.20 : x
  2. Step 2: Convert to fraction form
    996.80/1,641.20 = 1,641.20/x
  3. Step 3: Cross multiply
    996.80x = 1,641.20 × 1,641.20
  4. Step 4: Simplify right side
    996.80x = 2,693,534.88
  5. Step 5: Solve for x
    x = 2,693,534.88/996.80
  6. Step 6: Final answer
    x = 2,702.19

Related Problems

Find third proportional to 498.40 and 820.60
Half scale
Find third proportional to 1,993.60 and 3,282.40
Double scale
Find third proportional to 999 and 1,644
Similar ratio
Find third proportional to 1,495.20 and 2,461.80
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.