Home / 509,491-1,079,669

Finding the Third Proportional to 509,491 and 1,079,669

Calculator

Solution

The third proportional to 509,491 and 1,079,669 is: 2,287,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,491 : 1,079,669 = 1,079,669 : x
  2. Step 2: Convert to fraction form
    509,491/1,079,669 = 1,079,669/x
  3. Step 3: Cross multiply
    509,491x = 1,079,669 × 1,079,669
  4. Step 4: Simplify right side
    509,491x = 1,165,685,149,561
  5. Step 5: Solve for x
    x = 1,165,685,149,561/509,491
  6. Step 6: Final answer
    x = 2,287,940.61

Related Problems

Find third proportional to 254,745.50 and 539,834.50
Half scale
Find third proportional to 1,018,982 and 2,159,338
Double scale
Find third proportional to 509,493 and 1,079,673
Similar ratio
Find third proportional to 764,236.50 and 1,619,503.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.