Home / 622,631-939,665

Finding the Third Proportional to 622,631 and 939,665

Calculator

Solution

The third proportional to 622,631 and 939,665 is: 1,418,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,631 : 939,665 = 939,665 : x
  2. Step 2: Convert to fraction form
    622,631/939,665 = 939,665/x
  3. Step 3: Cross multiply
    622,631x = 939,665 × 939,665
  4. Step 4: Simplify right side
    622,631x = 882,970,312,225
  5. Step 5: Solve for x
    x = 882,970,312,225/622,631
  6. Step 6: Final answer
    x = 1,418,127.77

Related Problems

Find third proportional to 311,315.50 and 469,832.50
Half scale
Find third proportional to 1,245,262 and 1,879,330
Double scale
Find third proportional to 622,633 and 939,668
Similar ratio
Find third proportional to 933,946.50 and 1,409,497.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.