Home / 225,400-348,828

Finding the Third Proportional to 225,400 and 348,828

Calculator

Solution

The third proportional to 225,400 and 348,828 is: 539,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,400 : 348,828 = 348,828 : x
  2. Step 2: Convert to fraction form
    225,400/348,828 = 348,828/x
  3. Step 3: Cross multiply
    225,400x = 348,828 × 348,828
  4. Step 4: Simplify right side
    225,400x = 121,680,973,584
  5. Step 5: Solve for x
    x = 121,680,973,584/225,400
  6. Step 6: Final answer
    x = 539,844.60

Related Problems

Find third proportional to 112,700 and 174,414
Half scale
Find third proportional to 450,800 and 697,656
Double scale
Find third proportional to 225,402 and 348,831
Similar ratio
Find third proportional to 338,100 and 523,242
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.