Home / 289,694-605,862

Finding the Third Proportional to 289,694 and 605,862

Calculator

Solution

The third proportional to 289,694 and 605,862 is: 1,267,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,694 : 605,862 = 605,862 : x
  2. Step 2: Convert to fraction form
    289,694/605,862 = 605,862/x
  3. Step 3: Cross multiply
    289,694x = 605,862 × 605,862
  4. Step 4: Simplify right side
    289,694x = 367,068,763,044
  5. Step 5: Solve for x
    x = 367,068,763,044/289,694
  6. Step 6: Final answer
    x = 1,267,091.36

Related Problems

Find third proportional to 144,847 and 302,931
Half scale
Find third proportional to 579,388 and 1,211,724
Double scale
Find third proportional to 289,696 and 605,866
Similar ratio
Find third proportional to 434,541 and 908,793
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.