Home / 247,168-539,642

Finding the Third Proportional to 247,168 and 539,642

Calculator

Solution

The third proportional to 247,168 and 539,642 is: 1,178,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,168 : 539,642 = 539,642 : x
  2. Step 2: Convert to fraction form
    247,168/539,642 = 539,642/x
  3. Step 3: Cross multiply
    247,168x = 539,642 × 539,642
  4. Step 4: Simplify right side
    247,168x = 291,213,488,164
  5. Step 5: Solve for x
    x = 291,213,488,164/247,168
  6. Step 6: Final answer
    x = 1,178,200.61

Related Problems

Find third proportional to 123,584 and 269,821
Half scale
Find third proportional to 494,336 and 1,079,284
Double scale
Find third proportional to 247,170 and 539,646
Similar ratio
Find third proportional to 370,752 and 809,463
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.