Home / 149,315-324,871

Finding the Third Proportional to 149,315 and 324,871

Calculator

Solution

The third proportional to 149,315 and 324,871 is: 706,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,315 : 324,871 = 324,871 : x
  2. Step 2: Convert to fraction form
    149,315/324,871 = 324,871/x
  3. Step 3: Cross multiply
    149,315x = 324,871 × 324,871
  4. Step 4: Simplify right side
    149,315x = 105,541,166,641
  5. Step 5: Solve for x
    x = 105,541,166,641/149,315
  6. Step 6: Final answer
    x = 706,835.66

Related Problems

Find third proportional to 74,657.50 and 162,435.50
Half scale
Find third proportional to 298,630 and 649,742
Double scale
Find third proportional to 149,317 and 324,875
Similar ratio
Find third proportional to 223,972.50 and 487,306.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.