Home / 180,573.19-391,239.28

Finding the Third Proportional to 180,573.19 and 391,239.28

Calculator

Solution

The third proportional to 180,573.19 and 391,239.28 is: 847,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,573.19 : 391,239.28 = 391,239.28 : x
  2. Step 2: Convert to fraction form
    180,573.19/391,239.28 = 391,239.28/x
  3. Step 3: Cross multiply
    180,573.19x = 391,239.28 × 391,239.28
  4. Step 4: Simplify right side
    180,573.19x = 153,068,175,193.02
  5. Step 5: Solve for x
    x = 153,068,175,193.02/180,573.19
  6. Step 6: Final answer
    x = 847,679.42

Related Problems

Find third proportional to 90,286.59 and 195,619.64
Half scale
Find third proportional to 361,146.38 and 782,478.56
Double scale
Find third proportional to 180,575 and 391,244
Similar ratio
Find third proportional to 270,859.78 and 586,858.92
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.