Home / 291,206-622,894

Finding the Third Proportional to 291,206 and 622,894

Calculator

Solution

The third proportional to 291,206 and 622,894 is: 1,332,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,206 : 622,894 = 622,894 : x
  2. Step 2: Convert to fraction form
    291,206/622,894 = 622,894/x
  3. Step 3: Cross multiply
    291,206x = 622,894 × 622,894
  4. Step 4: Simplify right side
    291,206x = 387,996,935,236
  5. Step 5: Solve for x
    x = 387,996,935,236/291,206
  6. Step 6: Final answer
    x = 1,332,379.60

Related Problems

Find third proportional to 145,603 and 311,447
Half scale
Find third proportional to 582,412 and 1,245,788
Double scale
Find third proportional to 291,208 and 622,898
Similar ratio
Find third proportional to 436,809 and 934,341
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.