Home / 151,685-329,844

Finding the Third Proportional to 151,685 and 329,844

Calculator

Solution

The third proportional to 151,685 and 329,844 is: 717,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,685 : 329,844 = 329,844 : x
  2. Step 2: Convert to fraction form
    151,685/329,844 = 329,844/x
  3. Step 3: Cross multiply
    151,685x = 329,844 × 329,844
  4. Step 4: Simplify right side
    151,685x = 108,797,064,336
  5. Step 5: Solve for x
    x = 108,797,064,336/151,685
  6. Step 6: Final answer
    x = 717,256.58

Related Problems

Find third proportional to 75,842.50 and 164,922
Half scale
Find third proportional to 303,370 and 659,688
Double scale
Find third proportional to 151,687 and 329,848
Similar ratio
Find third proportional to 227,527.50 and 494,766
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.