Home / 426,498-905,472

Finding the Third Proportional to 426,498 and 905,472

Calculator

Solution

The third proportional to 426,498 and 905,472 is: 1,922,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,498 : 905,472 = 905,472 : x
  2. Step 2: Convert to fraction form
    426,498/905,472 = 905,472/x
  3. Step 3: Cross multiply
    426,498x = 905,472 × 905,472
  4. Step 4: Simplify right side
    426,498x = 819,879,542,784
  5. Step 5: Solve for x
    x = 819,879,542,784/426,498
  6. Step 6: Final answer
    x = 1,922,352.61

Related Problems

Find third proportional to 213,249 and 452,736
Half scale
Find third proportional to 852,996 and 1,810,944
Double scale
Find third proportional to 426,500 and 905,476
Similar ratio
Find third proportional to 639,747 and 1,358,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.