Home / 134,900-291,413

Finding the Third Proportional to 134,900 and 291,413

Calculator

Solution

The third proportional to 134,900 and 291,413 is: 629,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,900 : 291,413 = 291,413 : x
  2. Step 2: Convert to fraction form
    134,900/291,413 = 291,413/x
  3. Step 3: Cross multiply
    134,900x = 291,413 × 291,413
  4. Step 4: Simplify right side
    134,900x = 84,921,536,569
  5. Step 5: Solve for x
    x = 84,921,536,569/134,900
  6. Step 6: Final answer
    x = 629,514.73

Related Problems

Find third proportional to 67,450 and 145,706.50
Half scale
Find third proportional to 269,800 and 582,826
Double scale
Find third proportional to 134,902 and 291,417
Similar ratio
Find third proportional to 202,350 and 437,119.50
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.