Home / 455,884-992,039

Finding the Third Proportional to 455,884 and 992,039

Calculator

Solution

The third proportional to 455,884 and 992,039 is: 2,158,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,884 : 992,039 = 992,039 : x
  2. Step 2: Convert to fraction form
    455,884/992,039 = 992,039/x
  3. Step 3: Cross multiply
    455,884x = 992,039 × 992,039
  4. Step 4: Simplify right side
    455,884x = 984,141,377,521
  5. Step 5: Solve for x
    x = 984,141,377,521/455,884
  6. Step 6: Final answer
    x = 2,158,753.93

Related Problems

Find third proportional to 227,942 and 496,019.50
Half scale
Find third proportional to 911,768 and 1,984,078
Double scale
Find third proportional to 455,886 and 992,043
Similar ratio
Find third proportional to 683,826 and 1,488,058.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.