Home / 156,959-343,077

Finding the Third Proportional to 156,959 and 343,077

Calculator

Solution

The third proportional to 156,959 and 343,077 is: 749,889.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,959 : 343,077 = 343,077 : x
  2. Step 2: Convert to fraction form
    156,959/343,077 = 343,077/x
  3. Step 3: Cross multiply
    156,959x = 343,077 × 343,077
  4. Step 4: Simplify right side
    156,959x = 117,701,827,929
  5. Step 5: Solve for x
    x = 117,701,827,929/156,959
  6. Step 6: Final answer
    x = 749,889.00

Related Problems

Find third proportional to 78,479.50 and 171,538.50
Half scale
Find third proportional to 313,918 and 686,154
Double scale
Find third proportional to 156,961 and 343,081
Similar ratio
Find third proportional to 235,438.50 and 514,615.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.