Home / 216,780-463,608

Finding the Third Proportional to 216,780 and 463,608

Calculator

Solution

The third proportional to 216,780 and 463,608 is: 991,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,780 : 463,608 = 463,608 : x
  2. Step 2: Convert to fraction form
    216,780/463,608 = 463,608/x
  3. Step 3: Cross multiply
    216,780x = 463,608 × 463,608
  4. Step 4: Simplify right side
    216,780x = 214,932,377,664
  5. Step 5: Solve for x
    x = 214,932,377,664/216,780
  6. Step 6: Final answer
    x = 991,476.97

Related Problems

Find third proportional to 108,390 and 231,804
Half scale
Find third proportional to 433,560 and 927,216
Double scale
Find third proportional to 216,782 and 463,612
Similar ratio
Find third proportional to 325,170 and 695,412
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.