Home / 177,300-379,512

Finding the Third Proportional to 177,300 and 379,512

Calculator

Solution

The third proportional to 177,300 and 379,512 is: 812,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,300 : 379,512 = 379,512 : x
  2. Step 2: Convert to fraction form
    177,300/379,512 = 379,512/x
  3. Step 3: Cross multiply
    177,300x = 379,512 × 379,512
  4. Step 4: Simplify right side
    177,300x = 144,029,358,144
  5. Step 5: Solve for x
    x = 144,029,358,144/177,300
  6. Step 6: Final answer
    x = 812,348.33

Related Problems

Find third proportional to 88,650 and 189,756
Half scale
Find third proportional to 354,600 and 759,024
Double scale
Find third proportional to 177,302 and 379,516
Similar ratio
Find third proportional to 265,950 and 569,268
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.