Home / 331,107-524,642

Finding the Third Proportional to 331,107 and 524,642

Calculator

Solution

The third proportional to 331,107 and 524,642 is: 831,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,107 : 524,642 = 524,642 : x
  2. Step 2: Convert to fraction form
    331,107/524,642 = 524,642/x
  3. Step 3: Cross multiply
    331,107x = 524,642 × 524,642
  4. Step 4: Simplify right side
    331,107x = 275,249,228,164
  5. Step 5: Solve for x
    x = 275,249,228,164/331,107
  6. Step 6: Final answer
    x = 831,299.94

Related Problems

Find third proportional to 165,553.50 and 262,321
Half scale
Find third proportional to 662,214 and 1,049,284
Double scale
Find third proportional to 331,109 and 524,645
Similar ratio
Find third proportional to 496,660.50 and 786,963
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.