Home / 470,894.76-650,083.05-378,003.15

Finding the Fourth Proportional to 470,894.76, 650,083.05 and 378,003.15

Calculator

Solution

The fourth proportional to 470,894.76, 650,083.05 and 378,003.15 is: 521,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,894.76 : 650,083.05 = 378,003.15 : x
  2. Step 2: Convert to fraction form
    470,894.76/650,083.05 = 378,003.15/x
  3. Step 3: Cross multiply
    470,894.76x = 650,083.05 × 378,003.15
  4. Step 4: Simplify right side
    470,894.76x = 245,733,440,661.61
  5. Step 5: Solve for x
    x = 245,733,440,661.61/470,894.76
  6. Step 6: Final answer
    x = 521,843.65

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.