Home / 276,852-395,898

Finding the Third Proportional to 276,852 and 395,898

Calculator

Solution

The third proportional to 276,852 and 395,898 is: 566,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,852 : 395,898 = 395,898 : x
  2. Step 2: Convert to fraction form
    276,852/395,898 = 395,898/x
  3. Step 3: Cross multiply
    276,852x = 395,898 × 395,898
  4. Step 4: Simplify right side
    276,852x = 156,735,226,404
  5. Step 5: Solve for x
    x = 156,735,226,404/276,852
  6. Step 6: Final answer
    x = 566,133.63

Related Problems

Find third proportional to 138,426 and 197,949
Half scale
Find third proportional to 553,704 and 791,796
Double scale
Find third proportional to 276,854 and 395,901
Similar ratio
Find third proportional to 415,278 and 593,847
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.