Home / 393,208-852,992

Finding the Third Proportional to 393,208 and 852,992

Calculator

Solution

The third proportional to 393,208 and 852,992 is: 1,850,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,208 : 852,992 = 852,992 : x
  2. Step 2: Convert to fraction form
    393,208/852,992 = 852,992/x
  3. Step 3: Cross multiply
    393,208x = 852,992 × 852,992
  4. Step 4: Simplify right side
    393,208x = 727,595,352,064
  5. Step 5: Solve for x
    x = 727,595,352,064/393,208
  6. Step 6: Final answer
    x = 1,850,408.31

Related Problems

Find third proportional to 196,604 and 426,496
Half scale
Find third proportional to 786,416 and 1,705,984
Double scale
Find third proportional to 393,210 and 852,996
Similar ratio
Find third proportional to 589,812 and 1,279,488
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.