Home / 207,326-281,321

Finding the Third Proportional to 207,326 and 281,321

Calculator

Solution

The third proportional to 207,326 and 281,321 is: 381,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,326 : 281,321 = 281,321 : x
  2. Step 2: Convert to fraction form
    207,326/281,321 = 281,321/x
  3. Step 3: Cross multiply
    207,326x = 281,321 × 281,321
  4. Step 4: Simplify right side
    207,326x = 79,141,505,041
  5. Step 5: Solve for x
    x = 79,141,505,041/207,326
  6. Step 6: Final answer
    x = 381,724.94

Related Problems

Find third proportional to 103,663 and 140,660.50
Half scale
Find third proportional to 414,652 and 562,642
Double scale
Find third proportional to 207,328 and 281,324
Similar ratio
Find third proportional to 310,989 and 421,981.50
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.