Home / 450,486-979,362

Finding the Third Proportional to 450,486 and 979,362

Calculator

Solution

The third proportional to 450,486 and 979,362 is: 2,129,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,486 : 979,362 = 979,362 : x
  2. Step 2: Convert to fraction form
    450,486/979,362 = 979,362/x
  3. Step 3: Cross multiply
    450,486x = 979,362 × 979,362
  4. Step 4: Simplify right side
    450,486x = 959,149,927,044
  5. Step 5: Solve for x
    x = 959,149,927,044/450,486
  6. Step 6: Final answer
    x = 2,129,144.81

Related Problems

Find third proportional to 225,243 and 489,681
Half scale
Find third proportional to 900,972 and 1,958,724
Double scale
Find third proportional to 450,488 and 979,366
Similar ratio
Find third proportional to 675,729 and 1,469,043
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.