Home / 279,550-372,444

Finding the Third Proportional to 279,550 and 372,444

Calculator

Solution

The third proportional to 279,550 and 372,444 is: 496,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,550 : 372,444 = 372,444 : x
  2. Step 2: Convert to fraction form
    279,550/372,444 = 372,444/x
  3. Step 3: Cross multiply
    279,550x = 372,444 × 372,444
  4. Step 4: Simplify right side
    279,550x = 138,714,533,136
  5. Step 5: Solve for x
    x = 138,714,533,136/279,550
  6. Step 6: Final answer
    x = 496,206.52

Related Problems

Find third proportional to 139,775 and 186,222
Half scale
Find third proportional to 559,100 and 744,888
Double scale
Find third proportional to 279,552 and 372,447
Similar ratio
Find third proportional to 419,325 and 558,666
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.