Home / 176,736-387,072

Finding the Third Proportional to 176,736 and 387,072

Calculator

Solution

The third proportional to 176,736 and 387,072 is: 847,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,736 : 387,072 = 387,072 : x
  2. Step 2: Convert to fraction form
    176,736/387,072 = 387,072/x
  3. Step 3: Cross multiply
    176,736x = 387,072 × 387,072
  4. Step 4: Simplify right side
    176,736x = 149,824,733,184
  5. Step 5: Solve for x
    x = 149,824,733,184/176,736
  6. Step 6: Final answer
    x = 847,731.83

Related Problems

Find third proportional to 88,368 and 193,536
Half scale
Find third proportional to 353,472 and 774,144
Double scale
Find third proportional to 176,738 and 387,076
Similar ratio
Find third proportional to 265,104 and 580,608
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.