Home / 396,226-864,668

Finding the Third Proportional to 396,226 and 864,668

Calculator

Solution

The third proportional to 396,226 and 864,668 is: 1,886,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,226 : 864,668 = 864,668 : x
  2. Step 2: Convert to fraction form
    396,226/864,668 = 864,668/x
  3. Step 3: Cross multiply
    396,226x = 864,668 × 864,668
  4. Step 4: Simplify right side
    396,226x = 747,650,750,224
  5. Step 5: Solve for x
    x = 747,650,750,224/396,226
  6. Step 6: Final answer
    x = 1,886,930.06

Related Problems

Find third proportional to 198,113 and 432,334
Half scale
Find third proportional to 792,452 and 1,729,336
Double scale
Find third proportional to 396,228 and 864,672
Similar ratio
Find third proportional to 594,339 and 1,297,002
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.