Home / 322,168-690,992

Finding the Third Proportional to 322,168 and 690,992

Calculator

Solution

The third proportional to 322,168 and 690,992 is: 1,482,052.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,168 : 690,992 = 690,992 : x
  2. Step 2: Convert to fraction form
    322,168/690,992 = 690,992/x
  3. Step 3: Cross multiply
    322,168x = 690,992 × 690,992
  4. Step 4: Simplify right side
    322,168x = 477,469,944,064
  5. Step 5: Solve for x
    x = 477,469,944,064/322,168
  6. Step 6: Final answer
    x = 1,482,052.67

Related Problems

Find third proportional to 161,084 and 345,496
Half scale
Find third proportional to 644,336 and 1,381,984
Double scale
Find third proportional to 322,170 and 690,996
Similar ratio
Find third proportional to 483,252 and 1,036,488
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.