Home / 408,080-888,440

Finding the Third Proportional to 408,080 and 888,440

Calculator

Solution

The third proportional to 408,080 and 888,440 is: 1,934,242.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,080 : 888,440 = 888,440 : x
  2. Step 2: Convert to fraction form
    408,080/888,440 = 888,440/x
  3. Step 3: Cross multiply
    408,080x = 888,440 × 888,440
  4. Step 4: Simplify right side
    408,080x = 789,325,633,600
  5. Step 5: Solve for x
    x = 789,325,633,600/408,080
  6. Step 6: Final answer
    x = 1,934,242.39

Related Problems

Find third proportional to 204,040 and 444,220
Half scale
Find third proportional to 816,160 and 1,776,880
Double scale
Find third proportional to 408,082 and 888,444
Similar ratio
Find third proportional to 612,120 and 1,332,660
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.