Home / 491,454-741,690

Finding the Third Proportional to 491,454 and 741,690

Calculator

Solution

The third proportional to 491,454 and 741,690 is: 1,119,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,454 : 741,690 = 741,690 : x
  2. Step 2: Convert to fraction form
    491,454/741,690 = 741,690/x
  3. Step 3: Cross multiply
    491,454x = 741,690 × 741,690
  4. Step 4: Simplify right side
    491,454x = 550,104,056,100
  5. Step 5: Solve for x
    x = 550,104,056,100/491,454
  6. Step 6: Final answer
    x = 1,119,339.87

Related Problems

Find third proportional to 245,727 and 370,845
Half scale
Find third proportional to 982,908 and 1,483,380
Double scale
Find third proportional to 491,456 and 741,693
Similar ratio
Find third proportional to 737,181 and 1,112,535
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.