Home / 410,130-900,912

Finding the Third Proportional to 410,130 and 900,912

Calculator

Solution

The third proportional to 410,130 and 900,912 is: 1,978,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,130 : 900,912 = 900,912 : x
  2. Step 2: Convert to fraction form
    410,130/900,912 = 900,912/x
  3. Step 3: Cross multiply
    410,130x = 900,912 × 900,912
  4. Step 4: Simplify right side
    410,130x = 811,642,431,744
  5. Step 5: Solve for x
    x = 811,642,431,744/410,130
  6. Step 6: Final answer
    x = 1,978,988.20

Related Problems

Find third proportional to 205,065 and 450,456
Half scale
Find third proportional to 820,260 and 1,801,824
Double scale
Find third proportional to 410,132 and 900,916
Similar ratio
Find third proportional to 615,195 and 1,351,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.