Home / 152,619-319,178

Finding the Third Proportional to 152,619 and 319,178

Calculator

Solution

The third proportional to 152,619 and 319,178 is: 667,509.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,619 : 319,178 = 319,178 : x
  2. Step 2: Convert to fraction form
    152,619/319,178 = 319,178/x
  3. Step 3: Cross multiply
    152,619x = 319,178 × 319,178
  4. Step 4: Simplify right side
    152,619x = 101,874,595,684
  5. Step 5: Solve for x
    x = 101,874,595,684/152,619
  6. Step 6: Final answer
    x = 667,509.26

Related Problems

Find third proportional to 76,309.50 and 159,589
Half scale
Find third proportional to 305,238 and 638,356
Double scale
Find third proportional to 152,621 and 319,182
Similar ratio
Find third proportional to 228,928.50 and 478,767
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.