Home / 188,272-407,134

Finding the Third Proportional to 188,272 and 407,134

Calculator

Solution

The third proportional to 188,272 and 407,134 is: 880,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,272 : 407,134 = 407,134 : x
  2. Step 2: Convert to fraction form
    188,272/407,134 = 407,134/x
  3. Step 3: Cross multiply
    188,272x = 407,134 × 407,134
  4. Step 4: Simplify right side
    188,272x = 165,758,093,956
  5. Step 5: Solve for x
    x = 165,758,093,956/188,272
  6. Step 6: Final answer
    x = 880,418.19

Related Problems

Find third proportional to 94,136 and 203,567
Half scale
Find third proportional to 376,544 and 814,268
Double scale
Find third proportional to 188,274 and 407,138
Similar ratio
Find third proportional to 282,408 and 610,701
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.