Home / 396,324-862,632

Finding the Third Proportional to 396,324 and 862,632

Calculator

Solution

The third proportional to 396,324 and 862,632 is: 1,877,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,324 : 862,632 = 862,632 : x
  2. Step 2: Convert to fraction form
    396,324/862,632 = 862,632/x
  3. Step 3: Cross multiply
    396,324x = 862,632 × 862,632
  4. Step 4: Simplify right side
    396,324x = 744,133,967,424
  5. Step 5: Solve for x
    x = 744,133,967,424/396,324
  6. Step 6: Final answer
    x = 1,877,589.97

Related Problems

Find third proportional to 198,162 and 431,316
Half scale
Find third proportional to 792,648 and 1,725,264
Double scale
Find third proportional to 396,326 and 862,636
Similar ratio
Find third proportional to 594,486 and 1,293,948
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.