Home / 180,146-383,620

Finding the Third Proportional to 180,146 and 383,620

Calculator

Solution

The third proportional to 180,146 and 383,620 is: 816,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,146 : 383,620 = 383,620 : x
  2. Step 2: Convert to fraction form
    180,146/383,620 = 383,620/x
  3. Step 3: Cross multiply
    180,146x = 383,620 × 383,620
  4. Step 4: Simplify right side
    180,146x = 147,164,304,400
  5. Step 5: Solve for x
    x = 147,164,304,400/180,146
  6. Step 6: Final answer
    x = 816,916.86

Related Problems

Find third proportional to 90,073 and 191,810
Half scale
Find third proportional to 360,292 and 767,240
Double scale
Find third proportional to 180,148 and 383,624
Similar ratio
Find third proportional to 270,219 and 575,430
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.