Home / 339,498-744,285

Finding the Third Proportional to 339,498 and 744,285

Calculator

Solution

The third proportional to 339,498 and 744,285 is: 1,631,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,498 : 744,285 = 744,285 : x
  2. Step 2: Convert to fraction form
    339,498/744,285 = 744,285/x
  3. Step 3: Cross multiply
    339,498x = 744,285 × 744,285
  4. Step 4: Simplify right side
    339,498x = 553,960,161,225
  5. Step 5: Solve for x
    x = 553,960,161,225/339,498
  6. Step 6: Final answer
    x = 1,631,703.75

Related Problems

Find third proportional to 169,749 and 372,142.50
Half scale
Find third proportional to 678,996 and 1,488,570
Double scale
Find third proportional to 339,500 and 744,289
Similar ratio
Find third proportional to 509,247 and 1,116,427.50
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.