Home / 319,328-479,036

Finding the Third Proportional to 319,328 and 479,036

Calculator

Solution

The third proportional to 319,328 and 479,036 is: 718,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,328 : 479,036 = 479,036 : x
  2. Step 2: Convert to fraction form
    319,328/479,036 = 479,036/x
  3. Step 3: Cross multiply
    319,328x = 479,036 × 479,036
  4. Step 4: Simplify right side
    319,328x = 229,475,489,296
  5. Step 5: Solve for x
    x = 229,475,489,296/319,328
  6. Step 6: Final answer
    x = 718,620.01

Related Problems

Find third proportional to 159,664 and 239,518
Half scale
Find third proportional to 638,656 and 958,072
Double scale
Find third proportional to 319,330 and 479,039
Similar ratio
Find third proportional to 478,992 and 718,554
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.