Home / 217,242-454,345.50

Finding the Third Proportional to 217,242 and 454,345.50

Calculator

Solution

The third proportional to 217,242 and 454,345.50 is: 950,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,242 : 454,345.50 = 454,345.50 : x
  2. Step 2: Convert to fraction form
    217,242/454,345.50 = 454,345.50/x
  3. Step 3: Cross multiply
    217,242x = 454,345.50 × 454,345.50
  4. Step 4: Simplify right side
    217,242x = 206,429,833,370.25
  5. Step 5: Solve for x
    x = 206,429,833,370.25/217,242
  6. Step 6: Final answer
    x = 950,229.85

Related Problems

Find third proportional to 108,621 and 227,172.75
Half scale
Find third proportional to 434,484 and 908,691
Double scale
Find third proportional to 217,244 and 454,350
Similar ratio
Find third proportional to 325,863 and 681,518.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.