Home / 199,800-425,028

Finding the Third Proportional to 199,800 and 425,028

Calculator

Solution

The third proportional to 199,800 and 425,028 is: 904,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,800 : 425,028 = 425,028 : x
  2. Step 2: Convert to fraction form
    199,800/425,028 = 425,028/x
  3. Step 3: Cross multiply
    199,800x = 425,028 × 425,028
  4. Step 4: Simplify right side
    199,800x = 180,648,800,784
  5. Step 5: Solve for x
    x = 180,648,800,784/199,800
  6. Step 6: Final answer
    x = 904,148.15

Related Problems

Find third proportional to 99,900 and 212,514
Half scale
Find third proportional to 399,600 and 850,056
Double scale
Find third proportional to 199,802 and 425,032
Similar ratio
Find third proportional to 299,700 and 637,542
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.