Home / 491,661-741,987

Finding the Third Proportional to 491,661 and 741,987

Calculator

Solution

The third proportional to 491,661 and 741,987 is: 1,119,764.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,661 : 741,987 = 741,987 : x
  2. Step 2: Convert to fraction form
    491,661/741,987 = 741,987/x
  3. Step 3: Cross multiply
    491,661x = 741,987 × 741,987
  4. Step 4: Simplify right side
    491,661x = 550,544,708,169
  5. Step 5: Solve for x
    x = 550,544,708,169/491,661
  6. Step 6: Final answer
    x = 1,119,764.85

Related Problems

Find third proportional to 245,830.50 and 370,993.50
Half scale
Find third proportional to 983,322 and 1,483,974
Double scale
Find third proportional to 491,663 and 741,990
Similar ratio
Find third proportional to 737,491.50 and 1,112,980.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.