Home / 339,218-527,505

Finding the Third Proportional to 339,218 and 527,505

Calculator

Solution

The third proportional to 339,218 and 527,505 is: 820,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,218 : 527,505 = 527,505 : x
  2. Step 2: Convert to fraction form
    339,218/527,505 = 527,505/x
  3. Step 3: Cross multiply
    339,218x = 527,505 × 527,505
  4. Step 4: Simplify right side
    339,218x = 278,261,525,025
  5. Step 5: Solve for x
    x = 278,261,525,025/339,218
  6. Step 6: Final answer
    x = 820,302.95

Related Problems

Find third proportional to 169,609 and 263,752.50
Half scale
Find third proportional to 678,436 and 1,055,010
Double scale
Find third proportional to 339,220 and 527,508
Similar ratio
Find third proportional to 508,827 and 791,257.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.