Home / 156,956-340,120

Finding the Third Proportional to 156,956 and 340,120

Calculator

Solution

The third proportional to 156,956 and 340,120 is: 737,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,956 : 340,120 = 340,120 : x
  2. Step 2: Convert to fraction form
    156,956/340,120 = 340,120/x
  3. Step 3: Cross multiply
    156,956x = 340,120 × 340,120
  4. Step 4: Simplify right side
    156,956x = 115,681,614,400
  5. Step 5: Solve for x
    x = 115,681,614,400/156,956
  6. Step 6: Final answer
    x = 737,032.13

Related Problems

Find third proportional to 78,478 and 170,060
Half scale
Find third proportional to 313,912 and 680,240
Double scale
Find third proportional to 156,958 and 340,124
Similar ratio
Find third proportional to 235,434 and 510,180
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.