Home / 178,820-383,600

Finding the Third Proportional to 178,820 and 383,600

Calculator

Solution

The third proportional to 178,820 and 383,600 is: 822,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,820 : 383,600 = 383,600 : x
  2. Step 2: Convert to fraction form
    178,820/383,600 = 383,600/x
  3. Step 3: Cross multiply
    178,820x = 383,600 × 383,600
  4. Step 4: Simplify right side
    178,820x = 147,148,960,000
  5. Step 5: Solve for x
    x = 147,148,960,000/178,820
  6. Step 6: Final answer
    x = 822,888.71

Related Problems

Find third proportional to 89,410 and 191,800
Half scale
Find third proportional to 357,640 and 767,200
Double scale
Find third proportional to 178,822 and 383,604
Similar ratio
Find third proportional to 268,230 and 575,400
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.