Home / 173,217-372,219

Finding the Third Proportional to 173,217 and 372,219

Calculator

Solution

The third proportional to 173,217 and 372,219 is: 799,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,217 : 372,219 = 372,219 : x
  2. Step 2: Convert to fraction form
    173,217/372,219 = 372,219/x
  3. Step 3: Cross multiply
    173,217x = 372,219 × 372,219
  4. Step 4: Simplify right side
    173,217x = 138,546,983,961
  5. Step 5: Solve for x
    x = 138,546,983,961/173,217
  6. Step 6: Final answer
    x = 799,846.34

Related Problems

Find third proportional to 86,608.50 and 186,109.50
Half scale
Find third proportional to 346,434 and 744,438
Double scale
Find third proportional to 173,219 and 372,223
Similar ratio
Find third proportional to 259,825.50 and 558,328.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.