Home / 355,432-782,914

Finding the Third Proportional to 355,432 and 782,914

Calculator

Solution

The third proportional to 355,432 and 782,914 is: 1,724,533.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,432 : 782,914 = 782,914 : x
  2. Step 2: Convert to fraction form
    355,432/782,914 = 782,914/x
  3. Step 3: Cross multiply
    355,432x = 782,914 × 782,914
  4. Step 4: Simplify right side
    355,432x = 612,954,331,396
  5. Step 5: Solve for x
    x = 612,954,331,396/355,432
  6. Step 6: Final answer
    x = 1,724,533.33

Related Problems

Find third proportional to 177,716 and 391,457
Half scale
Find third proportional to 710,864 and 1,565,828
Double scale
Find third proportional to 355,434 and 782,918
Similar ratio
Find third proportional to 533,148 and 1,174,371
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.