Home / 151,874-331,396

Finding the Third Proportional to 151,874 and 331,396

Calculator

Solution

The third proportional to 151,874 and 331,396 is: 723,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,874 : 331,396 = 331,396 : x
  2. Step 2: Convert to fraction form
    151,874/331,396 = 331,396/x
  3. Step 3: Cross multiply
    151,874x = 331,396 × 331,396
  4. Step 4: Simplify right side
    151,874x = 109,823,308,816
  5. Step 5: Solve for x
    x = 109,823,308,816/151,874
  6. Step 6: Final answer
    x = 723,121.20

Related Problems

Find third proportional to 75,937 and 165,698
Half scale
Find third proportional to 303,748 and 662,792
Double scale
Find third proportional to 151,876 and 331,400
Similar ratio
Find third proportional to 227,811 and 497,094
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.