Home / 409,432-885,930

Finding the Third Proportional to 409,432 and 885,930

Calculator

Solution

The third proportional to 409,432 and 885,930 is: 1,916,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,432 : 885,930 = 885,930 : x
  2. Step 2: Convert to fraction form
    409,432/885,930 = 885,930/x
  3. Step 3: Cross multiply
    409,432x = 885,930 × 885,930
  4. Step 4: Simplify right side
    409,432x = 784,871,964,900
  5. Step 5: Solve for x
    x = 784,871,964,900/409,432
  6. Step 6: Final answer
    x = 1,916,977.58

Related Problems

Find third proportional to 204,716 and 442,965
Half scale
Find third proportional to 818,864 and 1,771,860
Double scale
Find third proportional to 409,434 and 885,934
Similar ratio
Find third proportional to 614,148 and 1,328,895
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.