Home / 310,014-328,467

Finding the Third Proportional to 310,014 and 328,467

Calculator

Solution

The third proportional to 310,014 and 328,467 is: 348,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,014 : 328,467 = 328,467 : x
  2. Step 2: Convert to fraction form
    310,014/328,467 = 328,467/x
  3. Step 3: Cross multiply
    310,014x = 328,467 × 328,467
  4. Step 4: Simplify right side
    310,014x = 107,890,570,089
  5. Step 5: Solve for x
    x = 107,890,570,089/310,014
  6. Step 6: Final answer
    x = 348,018.38

Related Problems

Find third proportional to 155,007 and 164,233.50
Half scale
Find third proportional to 620,028 and 656,934
Double scale
Find third proportional to 310,016 and 328,469
Similar ratio
Find third proportional to 465,021 and 492,700.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.