Home / 208,160-451,318

Finding the Third Proportional to 208,160 and 451,318

Calculator

Solution

The third proportional to 208,160 and 451,318 is: 978,516.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,160 : 451,318 = 451,318 : x
  2. Step 2: Convert to fraction form
    208,160/451,318 = 451,318/x
  3. Step 3: Cross multiply
    208,160x = 451,318 × 451,318
  4. Step 4: Simplify right side
    208,160x = 203,687,937,124
  5. Step 5: Solve for x
    x = 203,687,937,124/208,160
  6. Step 6: Final answer
    x = 978,516.22

Related Problems

Find third proportional to 104,080 and 225,659
Half scale
Find third proportional to 416,320 and 902,636
Double scale
Find third proportional to 208,162 and 451,322
Similar ratio
Find third proportional to 312,240 and 676,977
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.