Home / 484,490.40-725,423.40-379,514.40

Finding the Fourth Proportional to 484,490.40, 725,423.40 and 379,514.40

Calculator

Solution

The fourth proportional to 484,490.40, 725,423.40 and 379,514.40 is: 568,243.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,490.40 : 725,423.40 = 379,514.40 : x
  2. Step 2: Convert to fraction form
    484,490.40/725,423.40 = 379,514.40/x
  3. Step 3: Cross multiply
    484,490.40x = 725,423.40 × 379,514.40
  4. Step 4: Simplify right side
    484,490.40x = 275,308,626,396.96
  5. Step 5: Solve for x
    x = 275,308,626,396.96/484,490.40
  6. Step 6: Final answer
    x = 568,243.72

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.