Home / 200,652-417,912

Finding the Third Proportional to 200,652 and 417,912

Calculator

Solution

The third proportional to 200,652 and 417,912 is: 870,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,652 : 417,912 = 417,912 : x
  2. Step 2: Convert to fraction form
    200,652/417,912 = 417,912/x
  3. Step 3: Cross multiply
    200,652x = 417,912 × 417,912
  4. Step 4: Simplify right side
    200,652x = 174,650,439,744
  5. Step 5: Solve for x
    x = 174,650,439,744/200,652
  6. Step 6: Final answer
    x = 870,414.65

Related Problems

Find third proportional to 100,326 and 208,956
Half scale
Find third proportional to 401,304 and 835,824
Double scale
Find third proportional to 200,654 and 417,916
Similar ratio
Find third proportional to 300,978 and 626,868
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.