Home / 245,570-379,203

Finding the Third Proportional to 245,570 and 379,203

Calculator

Solution

The third proportional to 245,570 and 379,203 is: 585,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,570 : 379,203 = 379,203 : x
  2. Step 2: Convert to fraction form
    245,570/379,203 = 379,203/x
  3. Step 3: Cross multiply
    245,570x = 379,203 × 379,203
  4. Step 4: Simplify right side
    245,570x = 143,794,915,209
  5. Step 5: Solve for x
    x = 143,794,915,209/245,570
  6. Step 6: Final answer
    x = 585,555.71

Related Problems

Find third proportional to 122,785 and 189,601.50
Half scale
Find third proportional to 491,140 and 758,406
Double scale
Find third proportional to 245,572 and 379,206
Similar ratio
Find third proportional to 368,355 and 568,804.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.