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Finding the Fourth Proportional to 333,103.54, 499,993.08 and 295,394.80

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Solution

The fourth proportional to 333,103.54, 499,993.08 and 295,394.80 is: 443,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,103.54 : 499,993.08 = 295,394.80 : x
  2. Step 2: Convert to fraction form
    333,103.54/499,993.08 = 295,394.80/x
  3. Step 3: Cross multiply
    333,103.54x = 499,993.08 × 295,394.80
  4. Step 4: Simplify right side
    333,103.54x = 147,695,355,867.98
  5. Step 5: Solve for x
    x = 147,695,355,867.98/333,103.54
  6. Step 6: Final answer
    x = 443,391.73

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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.