Home / 220,194-422,889.75

Finding the Third Proportional to 220,194 and 422,889.75

Calculator

Solution

The third proportional to 220,194 and 422,889.75 is: 812,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,194 : 422,889.75 = 422,889.75 : x
  2. Step 2: Convert to fraction form
    220,194/422,889.75 = 422,889.75/x
  3. Step 3: Cross multiply
    220,194x = 422,889.75 × 422,889.75
  4. Step 4: Simplify right side
    220,194x = 178,835,740,655.06
  5. Step 5: Solve for x
    x = 178,835,740,655.06/220,194
  6. Step 6: Final answer
    x = 812,173.54

Related Problems

Find third proportional to 110,097 and 211,444.88
Half scale
Find third proportional to 440,388 and 845,779.50
Double scale
Find third proportional to 220,196 and 422,894
Similar ratio
Find third proportional to 330,291 and 634,334.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.