Home / 407,790-959,454

Finding the Third Proportional to 407,790 and 959,454

Calculator

Solution

The third proportional to 407,790 and 959,454 is: 2,257,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,790 : 959,454 = 959,454 : x
  2. Step 2: Convert to fraction form
    407,790/959,454 = 959,454/x
  3. Step 3: Cross multiply
    407,790x = 959,454 × 959,454
  4. Step 4: Simplify right side
    407,790x = 920,551,978,116
  5. Step 5: Solve for x
    x = 920,551,978,116/407,790
  6. Step 6: Final answer
    x = 2,257,416.75

Related Problems

Find third proportional to 203,895 and 479,727
Half scale
Find third proportional to 815,580 and 1,918,908
Double scale
Find third proportional to 407,792 and 959,459
Similar ratio
Find third proportional to 611,685 and 1,439,181
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.