Home / 331,648.48-457,676.45-188,416.39

Finding the Fourth Proportional to 331,648.48, 457,676.45 and 188,416.39

Calculator

Solution

The fourth proportional to 331,648.48, 457,676.45 and 188,416.39 is: 260,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,648.48 : 457,676.45 = 188,416.39 : x
  2. Step 2: Convert to fraction form
    331,648.48/457,676.45 = 188,416.39/x
  3. Step 3: Cross multiply
    331,648.48x = 457,676.45 × 188,416.39
  4. Step 4: Simplify right side
    331,648.48x = 86,233,743,218.15
  5. Step 5: Solve for x
    x = 86,233,743,218.15/331,648.48
  6. Step 6: Final answer
    x = 260,015.49

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.