Home / 216,399-470,904

Finding the Third Proportional to 216,399 and 470,904

Calculator

Solution

The third proportional to 216,399 and 470,904 is: 1,024,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,399 : 470,904 = 470,904 : x
  2. Step 2: Convert to fraction form
    216,399/470,904 = 470,904/x
  3. Step 3: Cross multiply
    216,399x = 470,904 × 470,904
  4. Step 4: Simplify right side
    216,399x = 221,750,577,216
  5. Step 5: Solve for x
    x = 221,750,577,216/216,399
  6. Step 6: Final answer
    x = 1,024,730.14

Related Problems

Find third proportional to 108,199.50 and 235,452
Half scale
Find third proportional to 432,798 and 941,808
Double scale
Find third proportional to 216,401 and 470,908
Similar ratio
Find third proportional to 324,598.50 and 706,356
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.