Home / 335,979-520,219.13

Finding the Third Proportional to 335,979 and 520,219.13

Calculator

Solution

The third proportional to 335,979 and 520,219.13 is: 805,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,979 : 520,219.13 = 520,219.13 : x
  2. Step 2: Convert to fraction form
    335,979/520,219.13 = 520,219.13/x
  3. Step 3: Cross multiply
    335,979x = 520,219.13 × 520,219.13
  4. Step 4: Simplify right side
    335,979x = 270,627,938,015.77
  5. Step 5: Solve for x
    x = 270,627,938,015.77/335,979
  6. Step 6: Final answer
    x = 805,490.63

Related Problems

Find third proportional to 167,989.50 and 260,109.56
Half scale
Find third proportional to 671,958 and 1,040,438.25
Double scale
Find third proportional to 335,981 and 520,222
Similar ratio
Find third proportional to 503,968.50 and 780,328.69
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.