Home / 177,570-263,655

Finding the Third Proportional to 177,570 and 263,655

Calculator

Solution

The third proportional to 177,570 and 263,655 is: 391,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,570 : 263,655 = 263,655 : x
  2. Step 2: Convert to fraction form
    177,570/263,655 = 263,655/x
  3. Step 3: Cross multiply
    177,570x = 263,655 × 263,655
  4. Step 4: Simplify right side
    177,570x = 69,513,959,025
  5. Step 5: Solve for x
    x = 69,513,959,025/177,570
  6. Step 6: Final answer
    x = 391,473.55

Related Problems

Find third proportional to 88,785 and 131,827.50
Half scale
Find third proportional to 355,140 and 527,310
Double scale
Find third proportional to 177,572 and 263,658
Similar ratio
Find third proportional to 266,355 and 395,482.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.