Home / 215,176-455,948

Finding the Third Proportional to 215,176 and 455,948

Calculator

Solution

The third proportional to 215,176 and 455,948 is: 966,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,176 : 455,948 = 455,948 : x
  2. Step 2: Convert to fraction form
    215,176/455,948 = 455,948/x
  3. Step 3: Cross multiply
    215,176x = 455,948 × 455,948
  4. Step 4: Simplify right side
    215,176x = 207,888,578,704
  5. Step 5: Solve for x
    x = 207,888,578,704/215,176
  6. Step 6: Final answer
    x = 966,132.74

Related Problems

Find third proportional to 107,588 and 227,974
Half scale
Find third proportional to 430,352 and 911,896
Double scale
Find third proportional to 215,178 and 455,952
Similar ratio
Find third proportional to 322,764 and 683,922
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.