Home / 180,340-385,695

Finding the Third Proportional to 180,340 and 385,695

Calculator

Solution

The third proportional to 180,340 and 385,695 is: 824,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,340 : 385,695 = 385,695 : x
  2. Step 2: Convert to fraction form
    180,340/385,695 = 385,695/x
  3. Step 3: Cross multiply
    180,340x = 385,695 × 385,695
  4. Step 4: Simplify right side
    180,340x = 148,760,633,025
  5. Step 5: Solve for x
    x = 148,760,633,025/180,340
  6. Step 6: Final answer
    x = 824,889.84

Related Problems

Find third proportional to 90,170 and 192,847.50
Half scale
Find third proportional to 360,680 and 771,390
Double scale
Find third proportional to 180,342 and 385,699
Similar ratio
Find third proportional to 270,510 and 578,542.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.