Home / 123,516-251,396

Finding the Third Proportional to 123,516 and 251,396

Calculator

Solution

The third proportional to 123,516 and 251,396 is: 511,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,516 : 251,396 = 251,396 : x
  2. Step 2: Convert to fraction form
    123,516/251,396 = 251,396/x
  3. Step 3: Cross multiply
    123,516x = 251,396 × 251,396
  4. Step 4: Simplify right side
    123,516x = 63,199,948,816
  5. Step 5: Solve for x
    x = 63,199,948,816/123,516
  6. Step 6: Final answer
    x = 511,674.19

Related Problems

Find third proportional to 61,758 and 125,698
Half scale
Find third proportional to 247,032 and 502,792
Double scale
Find third proportional to 123,518 and 251,400
Similar ratio
Find third proportional to 185,274 and 377,094
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.