Home / 213,664-455,929

Finding the Third Proportional to 213,664 and 455,929

Calculator

Solution

The third proportional to 213,664 and 455,929 is: 972,888.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,664 : 455,929 = 455,929 : x
  2. Step 2: Convert to fraction form
    213,664/455,929 = 455,929/x
  3. Step 3: Cross multiply
    213,664x = 455,929 × 455,929
  4. Step 4: Simplify right side
    213,664x = 207,871,253,041
  5. Step 5: Solve for x
    x = 207,871,253,041/213,664
  6. Step 6: Final answer
    x = 972,888.52

Related Problems

Find third proportional to 106,832 and 227,964.50
Half scale
Find third proportional to 427,328 and 911,858
Double scale
Find third proportional to 213,666 and 455,933
Similar ratio
Find third proportional to 320,496 and 683,893.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.