Home / 227,327-478,621

Finding the Third Proportional to 227,327 and 478,621

Calculator

Solution

The third proportional to 227,327 and 478,621 is: 1,007,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,327 : 478,621 = 478,621 : x
  2. Step 2: Convert to fraction form
    227,327/478,621 = 478,621/x
  3. Step 3: Cross multiply
    227,327x = 478,621 × 478,621
  4. Step 4: Simplify right side
    227,327x = 229,078,061,641
  5. Step 5: Solve for x
    x = 229,078,061,641/227,327
  6. Step 6: Final answer
    x = 1,007,702.83

Related Problems

Find third proportional to 113,663.50 and 239,310.50
Half scale
Find third proportional to 454,654 and 957,242
Double scale
Find third proportional to 227,329 and 478,625
Similar ratio
Find third proportional to 340,990.50 and 717,931.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.