Home / 150,303-328,305

Finding the Third Proportional to 150,303 and 328,305

Calculator

Solution

The third proportional to 150,303 and 328,305 is: 717,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,303 : 328,305 = 328,305 : x
  2. Step 2: Convert to fraction form
    150,303/328,305 = 328,305/x
  3. Step 3: Cross multiply
    150,303x = 328,305 × 328,305
  4. Step 4: Simplify right side
    150,303x = 107,784,173,025
  5. Step 5: Solve for x
    x = 107,784,173,025/150,303
  6. Step 6: Final answer
    x = 717,112.59

Related Problems

Find third proportional to 75,151.50 and 164,152.50
Half scale
Find third proportional to 300,606 and 656,610
Double scale
Find third proportional to 150,305 and 328,309
Similar ratio
Find third proportional to 225,454.50 and 492,457.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.