Home / 211,456-457,973

Finding the Third Proportional to 211,456 and 457,973

Calculator

Solution

The third proportional to 211,456 and 457,973 is: 991,881.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,456 : 457,973 = 457,973 : x
  2. Step 2: Convert to fraction form
    211,456/457,973 = 457,973/x
  3. Step 3: Cross multiply
    211,456x = 457,973 × 457,973
  4. Step 4: Simplify right side
    211,456x = 209,739,268,729
  5. Step 5: Solve for x
    x = 209,739,268,729/211,456
  6. Step 6: Final answer
    x = 991,881.38

Related Problems

Find third proportional to 105,728 and 228,986.50
Half scale
Find third proportional to 422,912 and 915,946
Double scale
Find third proportional to 211,458 and 457,977
Similar ratio
Find third proportional to 317,184 and 686,959.50
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.