Home / 163,272-252,288

Finding the Third Proportional to 163,272 and 252,288

Calculator

Solution

The third proportional to 163,272 and 252,288 is: 389,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,272 : 252,288 = 252,288 : x
  2. Step 2: Convert to fraction form
    163,272/252,288 = 252,288/x
  3. Step 3: Cross multiply
    163,272x = 252,288 × 252,288
  4. Step 4: Simplify right side
    163,272x = 63,649,234,944
  5. Step 5: Solve for x
    x = 63,649,234,944/163,272
  6. Step 6: Final answer
    x = 389,835.58

Related Problems

Find third proportional to 81,636 and 126,144
Half scale
Find third proportional to 326,544 and 504,576
Double scale
Find third proportional to 163,274 and 252,291
Similar ratio
Find third proportional to 244,908 and 378,432
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.