Home / 379,188-829,800

Finding the Third Proportional to 379,188 and 829,800

Calculator

Solution

The third proportional to 379,188 and 829,800 is: 1,815,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,188 : 829,800 = 829,800 : x
  2. Step 2: Convert to fraction form
    379,188/829,800 = 829,800/x
  3. Step 3: Cross multiply
    379,188x = 829,800 × 829,800
  4. Step 4: Simplify right side
    379,188x = 688,568,040,000
  5. Step 5: Solve for x
    x = 688,568,040,000/379,188
  6. Step 6: Final answer
    x = 1,815,901.45

Related Problems

Find third proportional to 189,594 and 414,900
Half scale
Find third proportional to 758,376 and 1,659,600
Double scale
Find third proportional to 379,190 and 829,804
Similar ratio
Find third proportional to 568,782 and 1,244,700
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.