Home / 323,238-511,581

Finding the Third Proportional to 323,238 and 511,581

Calculator

Solution

The third proportional to 323,238 and 511,581 is: 809,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,238 : 511,581 = 511,581 : x
  2. Step 2: Convert to fraction form
    323,238/511,581 = 511,581/x
  3. Step 3: Cross multiply
    323,238x = 511,581 × 511,581
  4. Step 4: Simplify right side
    323,238x = 261,715,119,561
  5. Step 5: Solve for x
    x = 261,715,119,561/323,238
  6. Step 6: Final answer
    x = 809,666.93

Related Problems

Find third proportional to 161,619 and 255,790.50
Half scale
Find third proportional to 646,476 and 1,023,162
Double scale
Find third proportional to 323,240 and 511,584
Similar ratio
Find third proportional to 484,857 and 767,371.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.