Home / 80,454-176,460

Finding the Third Proportional to 80,454 and 176,460

Calculator

Solution

The third proportional to 80,454 and 176,460 is: 387,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,454 : 176,460 = 176,460 : x
  2. Step 2: Convert to fraction form
    80,454/176,460 = 176,460/x
  3. Step 3: Cross multiply
    80,454x = 176,460 × 176,460
  4. Step 4: Simplify right side
    80,454x = 31,138,131,600
  5. Step 5: Solve for x
    x = 31,138,131,600/80,454
  6. Step 6: Final answer
    x = 387,030.25

Related Problems

Find third proportional to 40,227 and 88,230
Half scale
Find third proportional to 160,908 and 352,920
Double scale
Find third proportional to 80,456 and 176,464
Similar ratio
Find third proportional to 120,681 and 264,690
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.