Home / 265,963-398,943

Finding the Third Proportional to 265,963 and 398,943

Calculator

Solution

The third proportional to 265,963 and 398,943 is: 598,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,963 : 398,943 = 398,943 : x
  2. Step 2: Convert to fraction form
    265,963/398,943 = 398,943/x
  3. Step 3: Cross multiply
    265,963x = 398,943 × 398,943
  4. Step 4: Simplify right side
    265,963x = 159,155,517,249
  5. Step 5: Solve for x
    x = 159,155,517,249/265,963
  6. Step 6: Final answer
    x = 598,412.25

Related Problems

Find third proportional to 132,981.50 and 199,471.50
Half scale
Find third proportional to 531,926 and 797,886
Double scale
Find third proportional to 265,965 and 398,946
Similar ratio
Find third proportional to 398,944.50 and 598,414.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.