Home / 640,866-966,207

Finding the Third Proportional to 640,866 and 966,207

Calculator

Solution

The third proportional to 640,866 and 966,207 is: 1,456,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,866 : 966,207 = 966,207 : x
  2. Step 2: Convert to fraction form
    640,866/966,207 = 966,207/x
  3. Step 3: Cross multiply
    640,866x = 966,207 × 966,207
  4. Step 4: Simplify right side
    640,866x = 933,555,966,849
  5. Step 5: Solve for x
    x = 933,555,966,849/640,866
  6. Step 6: Final answer
    x = 1,456,710.09

Related Problems

Find third proportional to 320,433 and 483,103.50
Half scale
Find third proportional to 1,281,732 and 1,932,414
Double scale
Find third proportional to 640,868 and 966,210
Similar ratio
Find third proportional to 961,299 and 1,449,310.50
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.