Home / 121,324-263,607

Finding the Third Proportional to 121,324 and 263,607

Calculator

Solution

The third proportional to 121,324 and 263,607 is: 572,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,324 : 263,607 = 263,607 : x
  2. Step 2: Convert to fraction form
    121,324/263,607 = 263,607/x
  3. Step 3: Cross multiply
    121,324x = 263,607 × 263,607
  4. Step 4: Simplify right side
    121,324x = 69,488,650,449
  5. Step 5: Solve for x
    x = 69,488,650,449/121,324
  6. Step 6: Final answer
    x = 572,752.72

Related Problems

Find third proportional to 60,662 and 131,803.50
Half scale
Find third proportional to 242,648 and 527,214
Double scale
Find third proportional to 121,326 and 263,611
Similar ratio
Find third proportional to 181,986 and 395,410.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.