Home / 210,538-323,617

Finding the Third Proportional to 210,538 and 323,617

Calculator

Solution

The third proportional to 210,538 and 323,617 is: 497,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,538 : 323,617 = 323,617 : x
  2. Step 2: Convert to fraction form
    210,538/323,617 = 323,617/x
  3. Step 3: Cross multiply
    210,538x = 323,617 × 323,617
  4. Step 4: Simplify right side
    210,538x = 104,727,962,689
  5. Step 5: Solve for x
    x = 104,727,962,689/210,538
  6. Step 6: Final answer
    x = 497,430.22

Related Problems

Find third proportional to 105,269 and 161,808.50
Half scale
Find third proportional to 421,076 and 647,234
Double scale
Find third proportional to 210,540 and 323,620
Similar ratio
Find third proportional to 315,807 and 485,425.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.