Home / 395,476-612,874

Finding the Third Proportional to 395,476 and 612,874

Calculator

Solution

The third proportional to 395,476 and 612,874 is: 949,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,476 : 612,874 = 612,874 : x
  2. Step 2: Convert to fraction form
    395,476/612,874 = 612,874/x
  3. Step 3: Cross multiply
    395,476x = 612,874 × 612,874
  4. Step 4: Simplify right side
    395,476x = 375,614,539,876
  5. Step 5: Solve for x
    x = 375,614,539,876/395,476
  6. Step 6: Final answer
    x = 949,778.34

Related Problems

Find third proportional to 197,738 and 306,437
Half scale
Find third proportional to 790,952 and 1,225,748
Double scale
Find third proportional to 395,478 and 612,877
Similar ratio
Find third proportional to 593,214 and 919,311
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.