Home / 341,478-491,911

Finding the Third Proportional to 341,478 and 491,911

Calculator

Solution

The third proportional to 341,478 and 491,911 is: 708,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,478 : 491,911 = 491,911 : x
  2. Step 2: Convert to fraction form
    341,478/491,911 = 491,911/x
  3. Step 3: Cross multiply
    341,478x = 491,911 × 491,911
  4. Step 4: Simplify right side
    341,478x = 241,976,431,921
  5. Step 5: Solve for x
    x = 241,976,431,921/341,478
  6. Step 6: Final answer
    x = 708,615.00

Related Problems

Find third proportional to 170,739 and 245,955.50
Half scale
Find third proportional to 682,956 and 983,822
Double scale
Find third proportional to 341,480 and 491,914
Similar ratio
Find third proportional to 512,217 and 737,866.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.