Home / 221,008-477,230

Finding the Third Proportional to 221,008 and 477,230

Calculator

Solution

The third proportional to 221,008 and 477,230 is: 1,030,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,008 : 477,230 = 477,230 : x
  2. Step 2: Convert to fraction form
    221,008/477,230 = 477,230/x
  3. Step 3: Cross multiply
    221,008x = 477,230 × 477,230
  4. Step 4: Simplify right side
    221,008x = 227,748,472,900
  5. Step 5: Solve for x
    x = 227,748,472,900/221,008
  6. Step 6: Final answer
    x = 1,030,498.77

Related Problems

Find third proportional to 110,504 and 238,615
Half scale
Find third proportional to 442,016 and 954,460
Double scale
Find third proportional to 221,010 and 477,234
Similar ratio
Find third proportional to 331,512 and 715,845
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.