Home / 90,464-199,296

Finding the Third Proportional to 90,464 and 199,296

Calculator

Solution

The third proportional to 90,464 and 199,296 is: 439,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,464 : 199,296 = 199,296 : x
  2. Step 2: Convert to fraction form
    90,464/199,296 = 199,296/x
  3. Step 3: Cross multiply
    90,464x = 199,296 × 199,296
  4. Step 4: Simplify right side
    90,464x = 39,718,895,616
  5. Step 5: Solve for x
    x = 39,718,895,616/90,464
  6. Step 6: Final answer
    x = 439,057.48

Related Problems

Find third proportional to 45,232 and 99,648
Half scale
Find third proportional to 180,928 and 398,592
Double scale
Find third proportional to 90,466 and 199,300
Similar ratio
Find third proportional to 135,696 and 298,944
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.