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Finding the Fourth Proportional to 304,104, 419,676.48 and 169,968

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Solution

The fourth proportional to 304,104, 419,676.48 and 169,968 is: 234,563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,104 : 419,676.48 = 169,968 : x
  2. Step 2: Convert to fraction form
    304,104/419,676.48 = 169,968/x
  3. Step 3: Cross multiply
    304,104x = 419,676.48 × 169,968
  4. Step 4: Simplify right side
    304,104x = 71,331,571,952.64
  5. Step 5: Solve for x
    x = 71,331,571,952.64/304,104
  6. Step 6: Final answer
    x = 234,563.08

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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.