Home / 216,942-444,453

Finding the Third Proportional to 216,942 and 444,453

Calculator

Solution

The third proportional to 216,942 and 444,453 is: 910,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,942 : 444,453 = 444,453 : x
  2. Step 2: Convert to fraction form
    216,942/444,453 = 444,453/x
  3. Step 3: Cross multiply
    216,942x = 444,453 × 444,453
  4. Step 4: Simplify right side
    216,942x = 197,538,469,209
  5. Step 5: Solve for x
    x = 197,538,469,209/216,942
  6. Step 6: Final answer
    x = 910,558.90

Related Problems

Find third proportional to 108,471 and 222,226.50
Half scale
Find third proportional to 433,884 and 888,906
Double scale
Find third proportional to 216,944 and 444,457
Similar ratio
Find third proportional to 325,413 and 666,679.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.