Home / 436,172-888,382

Finding the Third Proportional to 436,172 and 888,382

Calculator

Solution

The third proportional to 436,172 and 888,382 is: 1,809,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,172 : 888,382 = 888,382 : x
  2. Step 2: Convert to fraction form
    436,172/888,382 = 888,382/x
  3. Step 3: Cross multiply
    436,172x = 888,382 × 888,382
  4. Step 4: Simplify right side
    436,172x = 789,222,577,924
  5. Step 5: Solve for x
    x = 789,222,577,924/436,172
  6. Step 6: Final answer
    x = 1,809,429.72

Related Problems

Find third proportional to 218,086 and 444,191
Half scale
Find third proportional to 872,344 and 1,776,764
Double scale
Find third proportional to 436,174 and 888,386
Similar ratio
Find third proportional to 654,258 and 1,332,573
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.