Home / 357,084-778,266

Finding the Third Proportional to 357,084 and 778,266

Calculator

Solution

The third proportional to 357,084 and 778,266 is: 1,696,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,084 : 778,266 = 778,266 : x
  2. Step 2: Convert to fraction form
    357,084/778,266 = 778,266/x
  3. Step 3: Cross multiply
    357,084x = 778,266 × 778,266
  4. Step 4: Simplify right side
    357,084x = 605,697,966,756
  5. Step 5: Solve for x
    x = 605,697,966,756/357,084
  6. Step 6: Final answer
    x = 1,696,233.85

Related Problems

Find third proportional to 178,542 and 389,133
Half scale
Find third proportional to 714,168 and 1,556,532
Double scale
Find third proportional to 357,086 and 778,270
Similar ratio
Find third proportional to 535,626 and 1,167,399
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.