Home / 446,749.86-616,519.56-242,800.79

Finding the Fourth Proportional to 446,749.86, 616,519.56 and 242,800.79

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Solution

The fourth proportional to 446,749.86, 616,519.56 and 242,800.79 is: 335,067.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,749.86 : 616,519.56 = 242,800.79 : x
  2. Step 2: Convert to fraction form
    446,749.86/616,519.56 = 242,800.79/x
  3. Step 3: Cross multiply
    446,749.86x = 616,519.56 × 242,800.79
  4. Step 4: Simplify right side
    446,749.86x = 149,691,436,218.45
  5. Step 5: Solve for x
    x = 149,691,436,218.45/446,749.86
  6. Step 6: Final answer
    x = 335,067.67

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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.