Home / 379,062-817,170

Finding the Third Proportional to 379,062 and 817,170

Calculator

Solution

The third proportional to 379,062 and 817,170 is: 1,761,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,062 : 817,170 = 817,170 : x
  2. Step 2: Convert to fraction form
    379,062/817,170 = 817,170/x
  3. Step 3: Cross multiply
    379,062x = 817,170 × 817,170
  4. Step 4: Simplify right side
    379,062x = 667,766,808,900
  5. Step 5: Solve for x
    x = 667,766,808,900/379,062
  6. Step 6: Final answer
    x = 1,761,629.52

Related Problems

Find third proportional to 189,531 and 408,585
Half scale
Find third proportional to 758,124 and 1,634,340
Double scale
Find third proportional to 379,064 and 817,174
Similar ratio
Find third proportional to 568,593 and 1,225,755
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.