Home / 218,413-467,187

Finding the Third Proportional to 218,413 and 467,187

Calculator

Solution

The third proportional to 218,413 and 467,187 is: 999,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,413 : 467,187 = 467,187 : x
  2. Step 2: Convert to fraction form
    218,413/467,187 = 467,187/x
  3. Step 3: Cross multiply
    218,413x = 467,187 × 467,187
  4. Step 4: Simplify right side
    218,413x = 218,263,692,969
  5. Step 5: Solve for x
    x = 218,263,692,969/218,413
  6. Step 6: Final answer
    x = 999,316.40

Related Problems

Find third proportional to 109,206.50 and 233,593.50
Half scale
Find third proportional to 436,826 and 934,374
Double scale
Find third proportional to 218,415 and 467,191
Similar ratio
Find third proportional to 327,619.50 and 700,780.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.