Home / 183,467-280,672

Finding the Third Proportional to 183,467 and 280,672

Calculator

Solution

The third proportional to 183,467 and 280,672 is: 429,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,467 : 280,672 = 280,672 : x
  2. Step 2: Convert to fraction form
    183,467/280,672 = 280,672/x
  3. Step 3: Cross multiply
    183,467x = 280,672 × 280,672
  4. Step 4: Simplify right side
    183,467x = 78,776,771,584
  5. Step 5: Solve for x
    x = 78,776,771,584/183,467
  6. Step 6: Final answer
    x = 429,378.43

Related Problems

Find third proportional to 91,733.50 and 140,336
Half scale
Find third proportional to 366,934 and 561,344
Double scale
Find third proportional to 183,469 and 280,675
Similar ratio
Find third proportional to 275,200.50 and 421,008
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.