Home / 401,964-873,912

Finding the Third Proportional to 401,964 and 873,912

Calculator

Solution

The third proportional to 401,964 and 873,912 is: 1,899,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,964 : 873,912 = 873,912 : x
  2. Step 2: Convert to fraction form
    401,964/873,912 = 873,912/x
  3. Step 3: Cross multiply
    401,964x = 873,912 × 873,912
  4. Step 4: Simplify right side
    401,964x = 763,722,183,744
  5. Step 5: Solve for x
    x = 763,722,183,744/401,964
  6. Step 6: Final answer
    x = 1,899,976.57

Related Problems

Find third proportional to 200,982 and 436,956
Half scale
Find third proportional to 803,928 and 1,747,824
Double scale
Find third proportional to 401,966 and 873,916
Similar ratio
Find third proportional to 602,946 and 1,310,868
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.