Home / 203,413-425,416

Finding the Third Proportional to 203,413 and 425,416

Calculator

Solution

The third proportional to 203,413 and 425,416 is: 889,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,413 : 425,416 = 425,416 : x
  2. Step 2: Convert to fraction form
    203,413/425,416 = 425,416/x
  3. Step 3: Cross multiply
    203,413x = 425,416 × 425,416
  4. Step 4: Simplify right side
    203,413x = 180,978,773,056
  5. Step 5: Solve for x
    x = 180,978,773,056/203,413
  6. Step 6: Final answer
    x = 889,710.95

Related Problems

Find third proportional to 101,706.50 and 212,708
Half scale
Find third proportional to 406,826 and 850,832
Double scale
Find third proportional to 203,415 and 425,420
Similar ratio
Find third proportional to 305,119.50 and 638,124
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.