Home / 156,787-335,709

Finding the Third Proportional to 156,787 and 335,709

Calculator

Solution

The third proportional to 156,787 and 335,709 is: 718,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,787 : 335,709 = 335,709 : x
  2. Step 2: Convert to fraction form
    156,787/335,709 = 335,709/x
  3. Step 3: Cross multiply
    156,787x = 335,709 × 335,709
  4. Step 4: Simplify right side
    156,787x = 112,700,532,681
  5. Step 5: Solve for x
    x = 112,700,532,681/156,787
  6. Step 6: Final answer
    x = 718,812.99

Related Problems

Find third proportional to 78,393.50 and 167,854.50
Half scale
Find third proportional to 313,574 and 671,418
Double scale
Find third proportional to 156,789 and 335,713
Similar ratio
Find third proportional to 235,180.50 and 503,563.50
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.