Home / 263,214-418,365

Finding the Third Proportional to 263,214 and 418,365

Calculator

Solution

The third proportional to 263,214 and 418,365 is: 664,969.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,214 : 418,365 = 418,365 : x
  2. Step 2: Convert to fraction form
    263,214/418,365 = 418,365/x
  3. Step 3: Cross multiply
    263,214x = 418,365 × 418,365
  4. Step 4: Simplify right side
    263,214x = 175,029,273,225
  5. Step 5: Solve for x
    x = 175,029,273,225/263,214
  6. Step 6: Final answer
    x = 664,969.47

Related Problems

Find third proportional to 131,607 and 209,182.50
Half scale
Find third proportional to 526,428 and 836,730
Double scale
Find third proportional to 263,216 and 418,368
Similar ratio
Find third proportional to 394,821 and 627,547.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.