Home / 207,678-451,804

Finding the Third Proportional to 207,678 and 451,804

Calculator

Solution

The third proportional to 207,678 and 451,804 is: 982,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,678 : 451,804 = 451,804 : x
  2. Step 2: Convert to fraction form
    207,678/451,804 = 451,804/x
  3. Step 3: Cross multiply
    207,678x = 451,804 × 451,804
  4. Step 4: Simplify right side
    207,678x = 204,126,854,416
  5. Step 5: Solve for x
    x = 204,126,854,416/207,678
  6. Step 6: Final answer
    x = 982,900.71

Related Problems

Find third proportional to 103,839 and 225,902
Half scale
Find third proportional to 415,356 and 903,608
Double scale
Find third proportional to 207,680 and 451,808
Similar ratio
Find third proportional to 311,517 and 677,706
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.