Home / 381,746-862,469

Finding the Third Proportional to 381,746 and 862,469

Calculator

Solution

The third proportional to 381,746 and 862,469 is: 1,948,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,746 : 862,469 = 862,469 : x
  2. Step 2: Convert to fraction form
    381,746/862,469 = 862,469/x
  3. Step 3: Cross multiply
    381,746x = 862,469 × 862,469
  4. Step 4: Simplify right side
    381,746x = 743,852,775,961
  5. Step 5: Solve for x
    x = 743,852,775,961/381,746
  6. Step 6: Final answer
    x = 1,948,554.21

Related Problems

Find third proportional to 190,873 and 431,234.50
Half scale
Find third proportional to 763,492 and 1,724,938
Double scale
Find third proportional to 381,748 and 862,474
Similar ratio
Find third proportional to 572,619 and 1,293,703.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.