Home / 350,709-749,289

Finding the Third Proportional to 350,709 and 749,289

Calculator

Solution

The third proportional to 350,709 and 749,289 is: 1,600,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,709 : 749,289 = 749,289 : x
  2. Step 2: Convert to fraction form
    350,709/749,289 = 749,289/x
  3. Step 3: Cross multiply
    350,709x = 749,289 × 749,289
  4. Step 4: Simplify right side
    350,709x = 561,434,005,521
  5. Step 5: Solve for x
    x = 561,434,005,521/350,709
  6. Step 6: Final answer
    x = 1,600,854.29

Related Problems

Find third proportional to 175,354.50 and 374,644.50
Half scale
Find third proportional to 701,418 and 1,498,578
Double scale
Find third proportional to 350,711 and 749,293
Similar ratio
Find third proportional to 526,063.50 and 1,123,933.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.