Home / 218,901-314,526

Finding the Third Proportional to 218,901 and 314,526

Calculator

Solution

The third proportional to 218,901 and 314,526 is: 451,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,901 : 314,526 = 314,526 : x
  2. Step 2: Convert to fraction form
    218,901/314,526 = 314,526/x
  3. Step 3: Cross multiply
    218,901x = 314,526 × 314,526
  4. Step 4: Simplify right side
    218,901x = 98,926,604,676
  5. Step 5: Solve for x
    x = 98,926,604,676/218,901
  6. Step 6: Final answer
    x = 451,923.95

Related Problems

Find third proportional to 109,450.50 and 157,263
Half scale
Find third proportional to 437,802 and 629,052
Double scale
Find third proportional to 218,903 and 314,529
Similar ratio
Find third proportional to 328,351.50 and 471,789
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.