Home / 323,333-489,471

Finding the Third Proportional to 323,333 and 489,471

Calculator

Solution

The third proportional to 323,333 and 489,471 is: 740,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,333 : 489,471 = 489,471 : x
  2. Step 2: Convert to fraction form
    323,333/489,471 = 489,471/x
  3. Step 3: Cross multiply
    323,333x = 489,471 × 489,471
  4. Step 4: Simplify right side
    323,333x = 239,581,859,841
  5. Step 5: Solve for x
    x = 239,581,859,841/323,333
  6. Step 6: Final answer
    x = 740,975.59

Related Problems

Find third proportional to 161,666.50 and 244,735.50
Half scale
Find third proportional to 646,666 and 978,942
Double scale
Find third proportional to 323,335 and 489,474
Similar ratio
Find third proportional to 484,999.50 and 734,206.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.