Home / 672,107.90-1,008,358.68-198,805.86

Finding the Fourth Proportional to 672,107.90, 1,008,358.68 and 198,805.86

Calculator

Solution

The fourth proportional to 672,107.90, 1,008,358.68 and 198,805.86 is: 298,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,107.90 : 1,008,358.68 = 198,805.86 : x
  2. Step 2: Convert to fraction form
    672,107.90/1,008,358.68 = 198,805.86/x
  3. Step 3: Cross multiply
    672,107.90x = 1,008,358.68 × 198,805.86
  4. Step 4: Simplify right side
    672,107.90x = 200,467,614,565.87
  5. Step 5: Solve for x
    x = 200,467,614,565.87/672,107.90
  6. Step 6: Final answer
    x = 298,267.01

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.