Home / 149,432-322,479

Finding the Third Proportional to 149,432 and 322,479

Calculator

Solution

The third proportional to 149,432 and 322,479 is: 695,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,432 : 322,479 = 322,479 : x
  2. Step 2: Convert to fraction form
    149,432/322,479 = 322,479/x
  3. Step 3: Cross multiply
    149,432x = 322,479 × 322,479
  4. Step 4: Simplify right side
    149,432x = 103,992,705,441
  5. Step 5: Solve for x
    x = 103,992,705,441/149,432
  6. Step 6: Final answer
    x = 695,919.92

Related Problems

Find third proportional to 74,716 and 161,239.50
Half scale
Find third proportional to 298,864 and 644,958
Double scale
Find third proportional to 149,434 and 322,483
Similar ratio
Find third proportional to 224,148 and 483,718.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.