Home / 420,604-635,922

Finding the Third Proportional to 420,604 and 635,922

Calculator

Solution

The third proportional to 420,604 and 635,922 is: 961,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,604 : 635,922 = 635,922 : x
  2. Step 2: Convert to fraction form
    420,604/635,922 = 635,922/x
  3. Step 3: Cross multiply
    420,604x = 635,922 × 635,922
  4. Step 4: Simplify right side
    420,604x = 404,396,790,084
  5. Step 5: Solve for x
    x = 404,396,790,084/420,604
  6. Step 6: Final answer
    x = 961,466.82

Related Problems

Find third proportional to 210,302 and 317,961
Half scale
Find third proportional to 841,208 and 1,271,844
Double scale
Find third proportional to 420,606 and 635,925
Similar ratio
Find third proportional to 630,906 and 953,883
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.