Home / 357,860-780,024

Finding the Third Proportional to 357,860 and 780,024

Calculator

Solution

The third proportional to 357,860 and 780,024 is: 1,700,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,860 : 780,024 = 780,024 : x
  2. Step 2: Convert to fraction form
    357,860/780,024 = 780,024/x
  3. Step 3: Cross multiply
    357,860x = 780,024 × 780,024
  4. Step 4: Simplify right side
    357,860x = 608,437,440,576
  5. Step 5: Solve for x
    x = 608,437,440,576/357,860
  6. Step 6: Final answer
    x = 1,700,210.81

Related Problems

Find third proportional to 178,930 and 390,012
Half scale
Find third proportional to 715,720 and 1,560,048
Double scale
Find third proportional to 357,862 and 780,028
Similar ratio
Find third proportional to 536,790 and 1,170,036
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.