Home / 335,628-518,487

Finding the Third Proportional to 335,628 and 518,487

Calculator

Solution

The third proportional to 335,628 and 518,487 is: 800,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,628 : 518,487 = 518,487 : x
  2. Step 2: Convert to fraction form
    335,628/518,487 = 518,487/x
  3. Step 3: Cross multiply
    335,628x = 518,487 × 518,487
  4. Step 4: Simplify right side
    335,628x = 268,828,769,169
  5. Step 5: Solve for x
    x = 268,828,769,169/335,628
  6. Step 6: Final answer
    x = 800,972.41

Related Problems

Find third proportional to 167,814 and 259,243.50
Half scale
Find third proportional to 671,256 and 1,036,974
Double scale
Find third proportional to 335,630 and 518,490
Similar ratio
Find third proportional to 503,442 and 777,730.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.