Home / 396,104-855,340

Finding the Third Proportional to 396,104 and 855,340

Calculator

Solution

The third proportional to 396,104 and 855,340 is: 1,847,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,104 : 855,340 = 855,340 : x
  2. Step 2: Convert to fraction form
    396,104/855,340 = 855,340/x
  3. Step 3: Cross multiply
    396,104x = 855,340 × 855,340
  4. Step 4: Simplify right side
    396,104x = 731,606,515,600
  5. Step 5: Solve for x
    x = 731,606,515,600/396,104
  6. Step 6: Final answer
    x = 1,847,006.13

Related Problems

Find third proportional to 198,052 and 427,670
Half scale
Find third proportional to 792,208 and 1,710,680
Double scale
Find third proportional to 396,106 and 855,344
Similar ratio
Find third proportional to 594,156 and 1,283,010
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.