Home / 269,224-422,392

Finding the Third Proportional to 269,224 and 422,392

Calculator

Solution

The third proportional to 269,224 and 422,392 is: 662,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,224 : 422,392 = 422,392 : x
  2. Step 2: Convert to fraction form
    269,224/422,392 = 422,392/x
  3. Step 3: Cross multiply
    269,224x = 422,392 × 422,392
  4. Step 4: Simplify right side
    269,224x = 178,415,001,664
  5. Step 5: Solve for x
    x = 178,415,001,664/269,224
  6. Step 6: Final answer
    x = 662,700.95

Related Problems

Find third proportional to 134,612 and 211,196
Half scale
Find third proportional to 538,448 and 844,784
Double scale
Find third proportional to 269,226 and 422,395
Similar ratio
Find third proportional to 403,836 and 633,588
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.