Home / 218,798-327,832

Finding the Third Proportional to 218,798 and 327,832

Calculator

Solution

The third proportional to 218,798 and 327,832 is: 491,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,798 : 327,832 = 327,832 : x
  2. Step 2: Convert to fraction form
    218,798/327,832 = 327,832/x
  3. Step 3: Cross multiply
    218,798x = 327,832 × 327,832
  4. Step 4: Simplify right side
    218,798x = 107,473,820,224
  5. Step 5: Solve for x
    x = 107,473,820,224/218,798
  6. Step 6: Final answer
    x = 491,201.11

Related Problems

Find third proportional to 109,399 and 163,916
Half scale
Find third proportional to 437,596 and 655,664
Double scale
Find third proportional to 218,800 and 327,835
Similar ratio
Find third proportional to 328,197 and 491,748
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.