Home / 441,290-681,905

Finding the Third Proportional to 441,290 and 681,905

Calculator

Solution

The third proportional to 441,290 and 681,905 is: 1,053,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,290 : 681,905 = 681,905 : x
  2. Step 2: Convert to fraction form
    441,290/681,905 = 681,905/x
  3. Step 3: Cross multiply
    441,290x = 681,905 × 681,905
  4. Step 4: Simplify right side
    441,290x = 464,994,429,025
  5. Step 5: Solve for x
    x = 464,994,429,025/441,290
  6. Step 6: Final answer
    x = 1,053,716.22

Related Problems

Find third proportional to 220,645 and 340,952.50
Half scale
Find third proportional to 882,580 and 1,363,810
Double scale
Find third proportional to 441,292 and 681,908
Similar ratio
Find third proportional to 661,935 and 1,022,857.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.