Home / 508,849-691,059

Finding the Third Proportional to 508,849 and 691,059

Calculator

Solution

The third proportional to 508,849 and 691,059 is: 938,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,849 : 691,059 = 691,059 : x
  2. Step 2: Convert to fraction form
    508,849/691,059 = 691,059/x
  3. Step 3: Cross multiply
    508,849x = 691,059 × 691,059
  4. Step 4: Simplify right side
    508,849x = 477,562,541,481
  5. Step 5: Solve for x
    x = 477,562,541,481/508,849
  6. Step 6: Final answer
    x = 938,515.24

Related Problems

Find third proportional to 254,424.50 and 345,529.50
Half scale
Find third proportional to 1,017,698 and 1,382,118
Double scale
Find third proportional to 508,851 and 691,062
Similar ratio
Find third proportional to 763,273.50 and 1,036,588.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.