Home / 122,880-267,612

Finding the Third Proportional to 122,880 and 267,612

Calculator

Solution

The third proportional to 122,880 and 267,612 is: 582,813.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,880 : 267,612 = 267,612 : x
  2. Step 2: Convert to fraction form
    122,880/267,612 = 267,612/x
  3. Step 3: Cross multiply
    122,880x = 267,612 × 267,612
  4. Step 4: Simplify right side
    122,880x = 71,616,182,544
  5. Step 5: Solve for x
    x = 71,616,182,544/122,880
  6. Step 6: Final answer
    x = 582,813.99

Related Problems

Find third proportional to 61,440 and 133,806
Half scale
Find third proportional to 245,760 and 535,224
Double scale
Find third proportional to 122,882 and 267,616
Similar ratio
Find third proportional to 184,320 and 401,418
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.