Home / 328,293-469,455.75

Finding the Third Proportional to 328,293 and 469,455.75

Calculator

Solution

The third proportional to 328,293 and 469,455.75 is: 671,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,293 : 469,455.75 = 469,455.75 : x
  2. Step 2: Convert to fraction form
    328,293/469,455.75 = 469,455.75/x
  3. Step 3: Cross multiply
    328,293x = 469,455.75 × 469,455.75
  4. Step 4: Simplify right side
    328,293x = 220,388,701,208.06
  5. Step 5: Solve for x
    x = 220,388,701,208.06/328,293
  6. Step 6: Final answer
    x = 671,317.09

Related Problems

Find third proportional to 164,146.50 and 234,727.88
Half scale
Find third proportional to 656,586 and 938,911.50
Double scale
Find third proportional to 328,295 and 469,459
Similar ratio
Find third proportional to 492,439.50 and 704,183.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.