Home / 212,234-318,333

Finding the Third Proportional to 212,234 and 318,333

Calculator

Solution

The third proportional to 212,234 and 318,333 is: 477,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,234 : 318,333 = 318,333 : x
  2. Step 2: Convert to fraction form
    212,234/318,333 = 318,333/x
  3. Step 3: Cross multiply
    212,234x = 318,333 × 318,333
  4. Step 4: Simplify right side
    212,234x = 101,335,898,889
  5. Step 5: Solve for x
    x = 101,335,898,889/212,234
  6. Step 6: Final answer
    x = 477,472.50

Related Problems

Find third proportional to 106,117 and 159,166.50
Half scale
Find third proportional to 424,468 and 636,666
Double scale
Find third proportional to 212,236 and 318,336
Similar ratio
Find third proportional to 318,351 and 477,499.50
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.