Home / 422,600-880,336

Finding the Third Proportional to 422,600 and 880,336

Calculator

Solution

The third proportional to 422,600 and 880,336 is: 1,833,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,600 : 880,336 = 880,336 : x
  2. Step 2: Convert to fraction form
    422,600/880,336 = 880,336/x
  3. Step 3: Cross multiply
    422,600x = 880,336 × 880,336
  4. Step 4: Simplify right side
    422,600x = 774,991,472,896
  5. Step 5: Solve for x
    x = 774,991,472,896/422,600
  6. Step 6: Final answer
    x = 1,833,865.29

Related Problems

Find third proportional to 211,300 and 440,168
Half scale
Find third proportional to 845,200 and 1,760,672
Double scale
Find third proportional to 422,602 and 880,340
Similar ratio
Find third proportional to 633,900 and 1,320,504
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.