Home / 227,772-490,392

Finding the Third Proportional to 227,772 and 490,392

Calculator

Solution

The third proportional to 227,772 and 490,392 is: 1,055,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,772 : 490,392 = 490,392 : x
  2. Step 2: Convert to fraction form
    227,772/490,392 = 490,392/x
  3. Step 3: Cross multiply
    227,772x = 490,392 × 490,392
  4. Step 4: Simplify right side
    227,772x = 240,484,313,664
  5. Step 5: Solve for x
    x = 240,484,313,664/227,772
  6. Step 6: Final answer
    x = 1,055,811.57

Related Problems

Find third proportional to 113,886 and 245,196
Half scale
Find third proportional to 455,544 and 980,784
Double scale
Find third proportional to 227,774 and 490,396
Similar ratio
Find third proportional to 341,658 and 735,588
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.