Home / 130,956-285,901

Finding the Third Proportional to 130,956 and 285,901

Calculator

Solution

The third proportional to 130,956 and 285,901 is: 624,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,956 : 285,901 = 285,901 : x
  2. Step 2: Convert to fraction form
    130,956/285,901 = 285,901/x
  3. Step 3: Cross multiply
    130,956x = 285,901 × 285,901
  4. Step 4: Simplify right side
    130,956x = 81,739,381,801
  5. Step 5: Solve for x
    x = 81,739,381,801/130,956
  6. Step 6: Final answer
    x = 624,174.39

Related Problems

Find third proportional to 65,478 and 142,950.50
Half scale
Find third proportional to 261,912 and 571,802
Double scale
Find third proportional to 130,958 and 285,905
Similar ratio
Find third proportional to 196,434 and 428,851.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.