Home / 454,070-681,105

Finding the Third Proportional to 454,070 and 681,105

Calculator

Solution

The third proportional to 454,070 and 681,105 is: 1,021,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,070 : 681,105 = 681,105 : x
  2. Step 2: Convert to fraction form
    454,070/681,105 = 681,105/x
  3. Step 3: Cross multiply
    454,070x = 681,105 × 681,105
  4. Step 4: Simplify right side
    454,070x = 463,904,021,025
  5. Step 5: Solve for x
    x = 463,904,021,025/454,070
  6. Step 6: Final answer
    x = 1,021,657.50

Related Problems

Find third proportional to 227,035 and 340,552.50
Half scale
Find third proportional to 908,140 and 1,362,210
Double scale
Find third proportional to 454,072 and 681,108
Similar ratio
Find third proportional to 681,105 and 1,021,657.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.