Home / 126,408-291,900

Finding the Third Proportional to 126,408 and 291,900

Calculator

Solution

The third proportional to 126,408 and 291,900 is: 674,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,408 : 291,900 = 291,900 : x
  2. Step 2: Convert to fraction form
    126,408/291,900 = 291,900/x
  3. Step 3: Cross multiply
    126,408x = 291,900 × 291,900
  4. Step 4: Simplify right side
    126,408x = 85,205,610,000
  5. Step 5: Solve for x
    x = 85,205,610,000/126,408
  6. Step 6: Final answer
    x = 674,052.35

Related Problems

Find third proportional to 63,204 and 145,950
Half scale
Find third proportional to 252,816 and 583,800
Double scale
Find third proportional to 126,410 and 291,905
Similar ratio
Find third proportional to 189,612 and 437,850
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.