Home / 698,510-1,067,811

Finding the Third Proportional to 698,510 and 1,067,811

Calculator

Solution

The third proportional to 698,510 and 1,067,811 is: 1,632,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,510 : 1,067,811 = 1,067,811 : x
  2. Step 2: Convert to fraction form
    698,510/1,067,811 = 1,067,811/x
  3. Step 3: Cross multiply
    698,510x = 1,067,811 × 1,067,811
  4. Step 4: Simplify right side
    698,510x = 1,140,220,331,721
  5. Step 5: Solve for x
    x = 1,140,220,331,721/698,510
  6. Step 6: Final answer
    x = 1,632,360.78

Related Problems

Find third proportional to 349,255 and 533,905.50
Half scale
Find third proportional to 1,397,020 and 2,135,622
Double scale
Find third proportional to 698,512 and 1,067,814
Similar ratio
Find third proportional to 1,047,765 and 1,601,716.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.