Home / 122,069-253,478

Finding the Third Proportional to 122,069 and 253,478

Calculator

Solution

The third proportional to 122,069 and 253,478 is: 526,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,069 : 253,478 = 253,478 : x
  2. Step 2: Convert to fraction form
    122,069/253,478 = 253,478/x
  3. Step 3: Cross multiply
    122,069x = 253,478 × 253,478
  4. Step 4: Simplify right side
    122,069x = 64,251,096,484
  5. Step 5: Solve for x
    x = 64,251,096,484/122,069
  6. Step 6: Final answer
    x = 526,350.64

Related Problems

Find third proportional to 61,034.50 and 126,739
Half scale
Find third proportional to 244,138 and 506,956
Double scale
Find third proportional to 122,071 and 253,482
Similar ratio
Find third proportional to 183,103.50 and 380,217
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.