Home / 381,748-862,474

Finding the Third Proportional to 381,748 and 862,474

Calculator

Solution

The third proportional to 381,748 and 862,474 is: 1,948,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,748 : 862,474 = 862,474 : x
  2. Step 2: Convert to fraction form
    381,748/862,474 = 862,474/x
  3. Step 3: Cross multiply
    381,748x = 862,474 × 862,474
  4. Step 4: Simplify right side
    381,748x = 743,861,400,676
  5. Step 5: Solve for x
    x = 743,861,400,676/381,748
  6. Step 6: Final answer
    x = 1,948,566.60

Related Problems

Find third proportional to 190,874 and 431,237
Half scale
Find third proportional to 763,496 and 1,724,948
Double scale
Find third proportional to 381,750 and 862,479
Similar ratio
Find third proportional to 572,622 and 1,293,711
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.