Home / 186,624-280,422

Finding the Third Proportional to 186,624 and 280,422

Calculator

Solution

The third proportional to 186,624 and 280,422 is: 421,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624 : 280,422 = 280,422 : x
  2. Step 2: Convert to fraction form
    186,624/280,422 = 280,422/x
  3. Step 3: Cross multiply
    186,624x = 280,422 × 280,422
  4. Step 4: Simplify right side
    186,624x = 78,636,498,084
  5. Step 5: Solve for x
    x = 78,636,498,084/186,624
  6. Step 6: Final answer
    x = 421,363.27

Related Problems

Find third proportional to 93,312 and 140,211
Half scale
Find third proportional to 373,248 and 560,844
Double scale
Find third proportional to 186,626 and 280,425
Similar ratio
Find third proportional to 279,936 and 420,633
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.