Home / 258,806-548,712

Finding the Third Proportional to 258,806 and 548,712

Calculator

Solution

The third proportional to 258,806 and 548,712 is: 1,163,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,806 : 548,712 = 548,712 : x
  2. Step 2: Convert to fraction form
    258,806/548,712 = 548,712/x
  3. Step 3: Cross multiply
    258,806x = 548,712 × 548,712
  4. Step 4: Simplify right side
    258,806x = 301,084,858,944
  5. Step 5: Solve for x
    x = 301,084,858,944/258,806
  6. Step 6: Final answer
    x = 1,163,361.20

Related Problems

Find third proportional to 129,403 and 274,356
Half scale
Find third proportional to 517,612 and 1,097,424
Double scale
Find third proportional to 258,808 and 548,716
Similar ratio
Find third proportional to 388,209 and 823,068
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.