Home / 259,228.50-396,735

Finding the Third Proportional to 259,228.50 and 396,735

Calculator

Solution

The third proportional to 259,228.50 and 396,735 is: 607,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,228.50 : 396,735 = 396,735 : x
  2. Step 2: Convert to fraction form
    259,228.50/396,735 = 396,735/x
  3. Step 3: Cross multiply
    259,228.50x = 396,735 × 396,735
  4. Step 4: Simplify right side
    259,228.50x = 157,398,660,225
  5. Step 5: Solve for x
    x = 157,398,660,225/259,228.50
  6. Step 6: Final answer
    x = 607,181.16

Related Problems

Find third proportional to 129,614.25 and 198,367.50
Half scale
Find third proportional to 518,457 and 793,470
Double scale
Find third proportional to 259,231 and 396,738
Similar ratio
Find third proportional to 388,842.75 and 595,102.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.