Home / 422,496-939,459

Finding the Third Proportional to 422,496 and 939,459

Calculator

Solution

The third proportional to 422,496 and 939,459 is: 2,088,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,496 : 939,459 = 939,459 : x
  2. Step 2: Convert to fraction form
    422,496/939,459 = 939,459/x
  3. Step 3: Cross multiply
    422,496x = 939,459 × 939,459
  4. Step 4: Simplify right side
    422,496x = 882,583,212,681
  5. Step 5: Solve for x
    x = 882,583,212,681/422,496
  6. Step 6: Final answer
    x = 2,088,974.13

Related Problems

Find third proportional to 211,248 and 469,729.50
Half scale
Find third proportional to 844,992 and 1,878,918
Double scale
Find third proportional to 422,498 and 939,463
Similar ratio
Find third proportional to 633,744 and 1,409,188.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.