Home / 133,982-291,212

Finding the Third Proportional to 133,982 and 291,212

Calculator

Solution

The third proportional to 133,982 and 291,212 is: 632,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,982 : 291,212 = 291,212 : x
  2. Step 2: Convert to fraction form
    133,982/291,212 = 291,212/x
  3. Step 3: Cross multiply
    133,982x = 291,212 × 291,212
  4. Step 4: Simplify right side
    133,982x = 84,804,428,944
  5. Step 5: Solve for x
    x = 84,804,428,944/133,982
  6. Step 6: Final answer
    x = 632,953.90

Related Problems

Find third proportional to 66,991 and 145,606
Half scale
Find third proportional to 267,964 and 582,424
Double scale
Find third proportional to 133,984 and 291,216
Similar ratio
Find third proportional to 200,973 and 436,818
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.