Home / 126,348-272,378

Finding the Third Proportional to 126,348 and 272,378

Calculator

Solution

The third proportional to 126,348 and 272,378 is: 587,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,348 : 272,378 = 272,378 : x
  2. Step 2: Convert to fraction form
    126,348/272,378 = 272,378/x
  3. Step 3: Cross multiply
    126,348x = 272,378 × 272,378
  4. Step 4: Simplify right side
    126,348x = 74,189,774,884
  5. Step 5: Solve for x
    x = 74,189,774,884/126,348
  6. Step 6: Final answer
    x = 587,185.99

Related Problems

Find third proportional to 63,174 and 136,189
Half scale
Find third proportional to 252,696 and 544,756
Double scale
Find third proportional to 126,350 and 272,382
Similar ratio
Find third proportional to 189,522 and 408,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.