Home / 245,718-330,198

Finding the Third Proportional to 245,718 and 330,198

Calculator

Solution

The third proportional to 245,718 and 330,198 is: 443,722.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,718 : 330,198 = 330,198 : x
  2. Step 2: Convert to fraction form
    245,718/330,198 = 330,198/x
  3. Step 3: Cross multiply
    245,718x = 330,198 × 330,198
  4. Step 4: Simplify right side
    245,718x = 109,030,719,204
  5. Step 5: Solve for x
    x = 109,030,719,204/245,718
  6. Step 6: Final answer
    x = 443,722.96

Related Problems

Find third proportional to 122,859 and 165,099
Half scale
Find third proportional to 491,436 and 660,396
Double scale
Find third proportional to 245,720 and 330,201
Similar ratio
Find third proportional to 368,577 and 495,297
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.