Home / 215,419-460,161

Finding the Third Proportional to 215,419 and 460,161

Calculator

Solution

The third proportional to 215,419 and 460,161 is: 982,959.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,419 : 460,161 = 460,161 : x
  2. Step 2: Convert to fraction form
    215,419/460,161 = 460,161/x
  3. Step 3: Cross multiply
    215,419x = 460,161 × 460,161
  4. Step 4: Simplify right side
    215,419x = 211,748,145,921
  5. Step 5: Solve for x
    x = 211,748,145,921/215,419
  6. Step 6: Final answer
    x = 982,959.47

Related Problems

Find third proportional to 107,709.50 and 230,080.50
Half scale
Find third proportional to 430,838 and 920,322
Double scale
Find third proportional to 215,421 and 460,165
Similar ratio
Find third proportional to 323,128.50 and 690,241.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.