Home / 415,048-906,980

Finding the Third Proportional to 415,048 and 906,980

Calculator

Solution

The third proportional to 415,048 and 906,980 is: 1,981,970.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,048 : 906,980 = 906,980 : x
  2. Step 2: Convert to fraction form
    415,048/906,980 = 906,980/x
  3. Step 3: Cross multiply
    415,048x = 906,980 × 906,980
  4. Step 4: Simplify right side
    415,048x = 822,612,720,400
  5. Step 5: Solve for x
    x = 822,612,720,400/415,048
  6. Step 6: Final answer
    x = 1,981,970.09

Related Problems

Find third proportional to 207,524 and 453,490
Half scale
Find third proportional to 830,096 and 1,813,960
Double scale
Find third proportional to 415,050 and 906,984
Similar ratio
Find third proportional to 622,572 and 1,360,470
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.