Home / 155,493-247,540.50

Finding the Third Proportional to 155,493 and 247,540.50

Calculator

Solution

The third proportional to 155,493 and 247,540.50 is: 394,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,493 : 247,540.50 = 247,540.50 : x
  2. Step 2: Convert to fraction form
    155,493/247,540.50 = 247,540.50/x
  3. Step 3: Cross multiply
    155,493x = 247,540.50 × 247,540.50
  4. Step 4: Simplify right side
    155,493x = 61,276,299,140.25
  5. Step 5: Solve for x
    x = 61,276,299,140.25/155,493
  6. Step 6: Final answer
    x = 394,077.54

Related Problems

Find third proportional to 77,746.50 and 123,770.25
Half scale
Find third proportional to 310,986 and 495,081
Double scale
Find third proportional to 155,495 and 247,544
Similar ratio
Find third proportional to 233,239.50 and 371,310.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.