Home / 259,413-558,847

Finding the Third Proportional to 259,413 and 558,847

Calculator

Solution

The third proportional to 259,413 and 558,847 is: 1,203,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,413 : 558,847 = 558,847 : x
  2. Step 2: Convert to fraction form
    259,413/558,847 = 558,847/x
  3. Step 3: Cross multiply
    259,413x = 558,847 × 558,847
  4. Step 4: Simplify right side
    259,413x = 312,309,969,409
  5. Step 5: Solve for x
    x = 312,309,969,409/259,413
  6. Step 6: Final answer
    x = 1,203,910.25

Related Problems

Find third proportional to 129,706.50 and 279,423.50
Half scale
Find third proportional to 518,826 and 1,117,694
Double scale
Find third proportional to 259,415 and 558,851
Similar ratio
Find third proportional to 389,119.50 and 838,270.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.