Home / 260,066-389,046

Finding the Third Proportional to 260,066 and 389,046

Calculator

Solution

The third proportional to 260,066 and 389,046 is: 581,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,066 : 389,046 = 389,046 : x
  2. Step 2: Convert to fraction form
    260,066/389,046 = 389,046/x
  3. Step 3: Cross multiply
    260,066x = 389,046 × 389,046
  4. Step 4: Simplify right side
    260,066x = 151,356,790,116
  5. Step 5: Solve for x
    x = 151,356,790,116/260,066
  6. Step 6: Final answer
    x = 581,993.76

Related Problems

Find third proportional to 130,033 and 194,523
Half scale
Find third proportional to 520,132 and 778,092
Double scale
Find third proportional to 260,068 and 389,049
Similar ratio
Find third proportional to 390,099 and 583,569
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.