Home / 183,478-271,815

Finding the Third Proportional to 183,478 and 271,815

Calculator

Solution

The third proportional to 183,478 and 271,815 is: 402,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,478 : 271,815 = 271,815 : x
  2. Step 2: Convert to fraction form
    183,478/271,815 = 271,815/x
  3. Step 3: Cross multiply
    183,478x = 271,815 × 271,815
  4. Step 4: Simplify right side
    183,478x = 73,883,394,225
  5. Step 5: Solve for x
    x = 73,883,394,225/183,478
  6. Step 6: Final answer
    x = 402,682.58

Related Problems

Find third proportional to 91,739 and 135,907.50
Half scale
Find third proportional to 366,956 and 543,630
Double scale
Find third proportional to 183,480 and 271,818
Similar ratio
Find third proportional to 275,217 and 407,722.50
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.