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Finding the Fourth Proportional to 304,044.90, 419,579.13 and 168,082.35

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Solution

The fourth proportional to 304,044.90, 419,579.13 and 168,082.35 is: 231,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,044.90 : 419,579.13 = 168,082.35 : x
  2. Step 2: Convert to fraction form
    304,044.90/419,579.13 = 168,082.35/x
  3. Step 3: Cross multiply
    304,044.90x = 419,579.13 × 168,082.35
  4. Step 4: Simplify right side
    304,044.90x = 70,523,846,181.36
  5. Step 5: Solve for x
    x = 70,523,846,181.36/304,044.90
  6. Step 6: Final answer
    x = 231,952.08

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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.