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Finding the Fourth Proportional to 333,765.36, 500,481.72 and 109,096.56

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Solution

The fourth proportional to 333,765.36, 500,481.72 and 109,096.56 is: 163,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,765.36 : 500,481.72 = 109,096.56 : x
  2. Step 2: Convert to fraction form
    333,765.36/500,481.72 = 109,096.56/x
  3. Step 3: Cross multiply
    333,765.36x = 500,481.72 × 109,096.56
  4. Step 4: Simplify right side
    333,765.36x = 54,600,833,994.88
  5. Step 5: Solve for x
    x = 54,600,833,994.88/333,765.36
  6. Step 6: Final answer
    x = 163,590.48

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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.