Home / 336,585-729,249

Finding the Third Proportional to 336,585 and 729,249

Calculator

Solution

The third proportional to 336,585 and 729,249 is: 1,579,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,585 : 729,249 = 729,249 : x
  2. Step 2: Convert to fraction form
    336,585/729,249 = 729,249/x
  3. Step 3: Cross multiply
    336,585x = 729,249 × 729,249
  4. Step 4: Simplify right side
    336,585x = 531,804,104,001
  5. Step 5: Solve for x
    x = 531,804,104,001/336,585
  6. Step 6: Final answer
    x = 1,579,999.42

Related Problems

Find third proportional to 168,292.50 and 364,624.50
Half scale
Find third proportional to 673,170 and 1,458,498
Double scale
Find third proportional to 336,587 and 729,253
Similar ratio
Find third proportional to 504,877.50 and 1,093,873.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.