Home / 156,984-339,239

Finding the Third Proportional to 156,984 and 339,239

Calculator

Solution

The third proportional to 156,984 and 339,239 is: 733,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,984 : 339,239 = 339,239 : x
  2. Step 2: Convert to fraction form
    156,984/339,239 = 339,239/x
  3. Step 3: Cross multiply
    156,984x = 339,239 × 339,239
  4. Step 4: Simplify right side
    156,984x = 115,083,099,121
  5. Step 5: Solve for x
    x = 115,083,099,121/156,984
  6. Step 6: Final answer
    x = 733,088.08

Related Problems

Find third proportional to 78,492 and 169,619.50
Half scale
Find third proportional to 313,968 and 678,478
Double scale
Find third proportional to 156,986 and 339,243
Similar ratio
Find third proportional to 235,476 and 508,858.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.