Home / 333,978-517,203

Finding the Third Proportional to 333,978 and 517,203

Calculator

Solution

The third proportional to 333,978 and 517,203 is: 800,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,978 : 517,203 = 517,203 : x
  2. Step 2: Convert to fraction form
    333,978/517,203 = 517,203/x
  3. Step 3: Cross multiply
    333,978x = 517,203 × 517,203
  4. Step 4: Simplify right side
    333,978x = 267,498,943,209
  5. Step 5: Solve for x
    x = 267,498,943,209/333,978
  6. Step 6: Final answer
    x = 800,947.80

Related Problems

Find third proportional to 166,989 and 258,601.50
Half scale
Find third proportional to 667,956 and 1,034,406
Double scale
Find third proportional to 333,980 and 517,206
Similar ratio
Find third proportional to 500,967 and 775,804.50
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.