Home / 212,375-456,234

Finding the Third Proportional to 212,375 and 456,234

Calculator

Solution

The third proportional to 212,375 and 456,234 is: 980,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,375 : 456,234 = 456,234 : x
  2. Step 2: Convert to fraction form
    212,375/456,234 = 456,234/x
  3. Step 3: Cross multiply
    212,375x = 456,234 × 456,234
  4. Step 4: Simplify right side
    212,375x = 208,149,462,756
  5. Step 5: Solve for x
    x = 208,149,462,756/212,375
  6. Step 6: Final answer
    x = 980,103.41

Related Problems

Find third proportional to 106,187.50 and 228,117
Half scale
Find third proportional to 424,750 and 912,468
Double scale
Find third proportional to 212,377 and 456,238
Similar ratio
Find third proportional to 318,562.50 and 684,351
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.