Home / 368,339.50-519,909.50

Finding the Third Proportional to 368,339.50 and 519,909.50

Calculator

Solution

The third proportional to 368,339.50 and 519,909.50 is: 733,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,339.50 : 519,909.50 = 519,909.50 : x
  2. Step 2: Convert to fraction form
    368,339.50/519,909.50 = 519,909.50/x
  3. Step 3: Cross multiply
    368,339.50x = 519,909.50 × 519,909.50
  4. Step 4: Simplify right side
    368,339.50x = 270,305,888,190.25
  5. Step 5: Solve for x
    x = 270,305,888,190.25/368,339.50
  6. Step 6: Final answer
    x = 733,849.85

Related Problems

Find third proportional to 184,169.75 and 259,954.75
Half scale
Find third proportional to 736,679 and 1,039,819
Double scale
Find third proportional to 368,342 and 519,912
Similar ratio
Find third proportional to 552,509.25 and 779,864.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.