Home / 333,780-516,507

Finding the Third Proportional to 333,780 and 516,507

Calculator

Solution

The third proportional to 333,780 and 516,507 is: 799,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,780 : 516,507 = 516,507 : x
  2. Step 2: Convert to fraction form
    333,780/516,507 = 516,507/x
  3. Step 3: Cross multiply
    333,780x = 516,507 × 516,507
  4. Step 4: Simplify right side
    333,780x = 266,779,481,049
  5. Step 5: Solve for x
    x = 266,779,481,049/333,780
  6. Step 6: Final answer
    x = 799,267.42

Related Problems

Find third proportional to 166,890 and 258,253.50
Half scale
Find third proportional to 667,560 and 1,033,014
Double scale
Find third proportional to 333,782 and 516,510
Similar ratio
Find third proportional to 500,670 and 774,760.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.