Home / 339,000-525,231

Finding the Third Proportional to 339,000 and 525,231

Calculator

Solution

The third proportional to 339,000 and 525,231 is: 813,768.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,000 : 525,231 = 525,231 : x
  2. Step 2: Convert to fraction form
    339,000/525,231 = 525,231/x
  3. Step 3: Cross multiply
    339,000x = 525,231 × 525,231
  4. Step 4: Simplify right side
    339,000x = 275,867,603,361
  5. Step 5: Solve for x
    x = 275,867,603,361/339,000
  6. Step 6: Final answer
    x = 813,768.74

Related Problems

Find third proportional to 169,500 and 262,615.50
Half scale
Find third proportional to 678,000 and 1,050,462
Double scale
Find third proportional to 339,002 and 525,234
Similar ratio
Find third proportional to 508,500 and 787,846.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.