Home / 328,574-706,234

Finding the Third Proportional to 328,574 and 706,234

Calculator

Solution

The third proportional to 328,574 and 706,234 is: 1,517,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,574 : 706,234 = 706,234 : x
  2. Step 2: Convert to fraction form
    328,574/706,234 = 706,234/x
  3. Step 3: Cross multiply
    328,574x = 706,234 × 706,234
  4. Step 4: Simplify right side
    328,574x = 498,766,462,756
  5. Step 5: Solve for x
    x = 498,766,462,756/328,574
  6. Step 6: Final answer
    x = 1,517,973.01

Related Problems

Find third proportional to 164,287 and 353,117
Half scale
Find third proportional to 657,148 and 1,412,468
Double scale
Find third proportional to 328,576 and 706,238
Similar ratio
Find third proportional to 492,861 and 1,059,351
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.