Home / 326,510-478,586

Finding the Third Proportional to 326,510 and 478,586

Calculator

Solution

The third proportional to 326,510 and 478,586 is: 701,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,510 : 478,586 = 478,586 : x
  2. Step 2: Convert to fraction form
    326,510/478,586 = 478,586/x
  3. Step 3: Cross multiply
    326,510x = 478,586 × 478,586
  4. Step 4: Simplify right side
    326,510x = 229,044,559,396
  5. Step 5: Solve for x
    x = 229,044,559,396/326,510
  6. Step 6: Final answer
    x = 701,493.24

Related Problems

Find third proportional to 163,255 and 239,293
Half scale
Find third proportional to 653,020 and 957,172
Double scale
Find third proportional to 326,512 and 478,589
Similar ratio
Find third proportional to 489,765 and 717,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.