Home / 413,982-905,452

Finding the Third Proportional to 413,982 and 905,452

Calculator

Solution

The third proportional to 413,982 and 905,452 is: 1,980,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,982 : 905,452 = 905,452 : x
  2. Step 2: Convert to fraction form
    413,982/905,452 = 905,452/x
  3. Step 3: Cross multiply
    413,982x = 905,452 × 905,452
  4. Step 4: Simplify right side
    413,982x = 819,843,324,304
  5. Step 5: Solve for x
    x = 819,843,324,304/413,982
  6. Step 6: Final answer
    x = 1,980,383.99

Related Problems

Find third proportional to 206,991 and 452,726
Half scale
Find third proportional to 827,964 and 1,810,904
Double scale
Find third proportional to 413,984 and 905,456
Similar ratio
Find third proportional to 620,973 and 1,358,178
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.