Home / 271,848-398,862

Finding the Third Proportional to 271,848 and 398,862

Calculator

Solution

The third proportional to 271,848 and 398,862 is: 585,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,848 : 398,862 = 398,862 : x
  2. Step 2: Convert to fraction form
    271,848/398,862 = 398,862/x
  3. Step 3: Cross multiply
    271,848x = 398,862 × 398,862
  4. Step 4: Simplify right side
    271,848x = 159,090,895,044
  5. Step 5: Solve for x
    x = 159,090,895,044/271,848
  6. Step 6: Final answer
    x = 585,220.03

Related Problems

Find third proportional to 135,924 and 199,431
Half scale
Find third proportional to 543,696 and 797,724
Double scale
Find third proportional to 271,850 and 398,865
Similar ratio
Find third proportional to 407,772 and 598,293
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.