Home / 177,822-385,155

Finding the Third Proportional to 177,822 and 385,155

Calculator

Solution

The third proportional to 177,822 and 385,155 is: 834,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,822 : 385,155 = 385,155 : x
  2. Step 2: Convert to fraction form
    177,822/385,155 = 385,155/x
  3. Step 3: Cross multiply
    177,822x = 385,155 × 385,155
  4. Step 4: Simplify right side
    177,822x = 148,344,374,025
  5. Step 5: Solve for x
    x = 148,344,374,025/177,822
  6. Step 6: Final answer
    x = 834,229.59

Related Problems

Find third proportional to 88,911 and 192,577.50
Half scale
Find third proportional to 355,644 and 770,310
Double scale
Find third proportional to 177,824 and 385,159
Similar ratio
Find third proportional to 266,733 and 577,732.50
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.