Home / 125,289-262,880

Finding the Third Proportional to 125,289 and 262,880

Calculator

Solution

The third proportional to 125,289 and 262,880 is: 551,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,289 : 262,880 = 262,880 : x
  2. Step 2: Convert to fraction form
    125,289/262,880 = 262,880/x
  3. Step 3: Cross multiply
    125,289x = 262,880 × 262,880
  4. Step 4: Simplify right side
    125,289x = 69,105,894,400
  5. Step 5: Solve for x
    x = 69,105,894,400/125,289
  6. Step 6: Final answer
    x = 551,571.92

Related Problems

Find third proportional to 62,644.50 and 131,440
Half scale
Find third proportional to 250,578 and 525,760
Double scale
Find third proportional to 125,291 and 262,884
Similar ratio
Find third proportional to 187,933.50 and 394,320
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.