Home / 220,718-341,695

Finding the Third Proportional to 220,718 and 341,695

Calculator

Solution

The third proportional to 220,718 and 341,695 is: 528,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,718 : 341,695 = 341,695 : x
  2. Step 2: Convert to fraction form
    220,718/341,695 = 341,695/x
  3. Step 3: Cross multiply
    220,718x = 341,695 × 341,695
  4. Step 4: Simplify right side
    220,718x = 116,755,473,025
  5. Step 5: Solve for x
    x = 116,755,473,025/220,718
  6. Step 6: Final answer
    x = 528,980.30

Related Problems

Find third proportional to 110,359 and 170,847.50
Half scale
Find third proportional to 441,436 and 683,390
Double scale
Find third proportional to 220,720 and 341,698
Similar ratio
Find third proportional to 331,077 and 512,542.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.