Home / 187,712-378,496

Finding the Third Proportional to 187,712 and 378,496

Calculator

Solution

The third proportional to 187,712 and 378,496 is: 763,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,712 : 378,496 = 378,496 : x
  2. Step 2: Convert to fraction form
    187,712/378,496 = 378,496/x
  3. Step 3: Cross multiply
    187,712x = 378,496 × 378,496
  4. Step 4: Simplify right side
    187,712x = 143,259,222,016
  5. Step 5: Solve for x
    x = 143,259,222,016/187,712
  6. Step 6: Final answer
    x = 763,186.27

Related Problems

Find third proportional to 93,856 and 189,248
Half scale
Find third proportional to 375,424 and 756,992
Double scale
Find third proportional to 187,714 and 378,500
Similar ratio
Find third proportional to 281,568 and 567,744
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.