Home / 418,146-916,359

Finding the Third Proportional to 418,146 and 916,359

Calculator

Solution

The third proportional to 418,146 and 916,359 is: 2,008,183.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,146 : 916,359 = 916,359 : x
  2. Step 2: Convert to fraction form
    418,146/916,359 = 916,359/x
  3. Step 3: Cross multiply
    418,146x = 916,359 × 916,359
  4. Step 4: Simplify right side
    418,146x = 839,713,816,881
  5. Step 5: Solve for x
    x = 839,713,816,881/418,146
  6. Step 6: Final answer
    x = 2,008,183.31

Related Problems

Find third proportional to 209,073 and 458,179.50
Half scale
Find third proportional to 836,292 and 1,832,718
Double scale
Find third proportional to 418,148 and 916,363
Similar ratio
Find third proportional to 627,219 and 1,374,538.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.