Home / 155,539.50-322,149

Finding the Third Proportional to 155,539.50 and 322,149

Calculator

Solution

The third proportional to 155,539.50 and 322,149 is: 667,225.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,539.50 : 322,149 = 322,149 : x
  2. Step 2: Convert to fraction form
    155,539.50/322,149 = 322,149/x
  3. Step 3: Cross multiply
    155,539.50x = 322,149 × 322,149
  4. Step 4: Simplify right side
    155,539.50x = 103,779,978,201
  5. Step 5: Solve for x
    x = 103,779,978,201/155,539.50
  6. Step 6: Final answer
    x = 667,225.87

Related Problems

Find third proportional to 77,769.75 and 161,074.50
Half scale
Find third proportional to 311,079 and 644,298
Double scale
Find third proportional to 155,542 and 322,153
Similar ratio
Find third proportional to 233,309.25 and 483,223.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.