Home / 144,288-221,904

Finding the Third Proportional to 144,288 and 221,904

Calculator

Solution

The third proportional to 144,288 and 221,904 is: 341,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,288 : 221,904 = 221,904 : x
  2. Step 2: Convert to fraction form
    144,288/221,904 = 221,904/x
  3. Step 3: Cross multiply
    144,288x = 221,904 × 221,904
  4. Step 4: Simplify right side
    144,288x = 49,241,385,216
  5. Step 5: Solve for x
    x = 49,241,385,216/144,288
  6. Step 6: Final answer
    x = 341,271.52

Related Problems

Find third proportional to 72,144 and 110,952
Half scale
Find third proportional to 288,576 and 443,808
Double scale
Find third proportional to 144,290 and 221,907
Similar ratio
Find third proportional to 216,432 and 332,856
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.