Home / 435,472-888,438

Finding the Third Proportional to 435,472 and 888,438

Calculator

Solution

The third proportional to 435,472 and 888,438 is: 1,812,566.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,472 : 888,438 = 888,438 : x
  2. Step 2: Convert to fraction form
    435,472/888,438 = 888,438/x
  3. Step 3: Cross multiply
    435,472x = 888,438 × 888,438
  4. Step 4: Simplify right side
    435,472x = 789,322,079,844
  5. Step 5: Solve for x
    x = 789,322,079,844/435,472
  6. Step 6: Final answer
    x = 1,812,566.78

Related Problems

Find third proportional to 217,736 and 444,219
Half scale
Find third proportional to 870,944 and 1,776,876
Double scale
Find third proportional to 435,474 and 888,442
Similar ratio
Find third proportional to 653,208 and 1,332,657
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.