Home / 207,828-322,435

Finding the Third Proportional to 207,828 and 322,435

Calculator

Solution

The third proportional to 207,828 and 322,435 is: 500,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,828 : 322,435 = 322,435 : x
  2. Step 2: Convert to fraction form
    207,828/322,435 = 322,435/x
  3. Step 3: Cross multiply
    207,828x = 322,435 × 322,435
  4. Step 4: Simplify right side
    207,828x = 103,964,329,225
  5. Step 5: Solve for x
    x = 103,964,329,225/207,828
  6. Step 6: Final answer
    x = 500,242.17

Related Problems

Find third proportional to 103,914 and 161,217.50
Half scale
Find third proportional to 415,656 and 644,870
Double scale
Find third proportional to 207,830 and 322,438
Similar ratio
Find third proportional to 311,742 and 483,652.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.