Home / 313,773-644,232

Finding the Third Proportional to 313,773 and 644,232

Calculator

Solution

The third proportional to 313,773 and 644,232 is: 1,322,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,773 : 644,232 = 644,232 : x
  2. Step 2: Convert to fraction form
    313,773/644,232 = 644,232/x
  3. Step 3: Cross multiply
    313,773x = 644,232 × 644,232
  4. Step 4: Simplify right side
    313,773x = 415,034,869,824
  5. Step 5: Solve for x
    x = 415,034,869,824/313,773
  6. Step 6: Final answer
    x = 1,322,723.34

Related Problems

Find third proportional to 156,886.50 and 322,116
Half scale
Find third proportional to 627,546 and 1,288,464
Double scale
Find third proportional to 313,775 and 644,236
Similar ratio
Find third proportional to 470,659.50 and 966,348
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.