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Finding the Fourth Proportional to 336,930.65, 504,013.58 and 303,753.05

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Solution

The fourth proportional to 336,930.65, 504,013.58 and 303,753.05 is: 454,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,930.65 : 504,013.58 = 303,753.05 : x
  2. Step 2: Convert to fraction form
    336,930.65/504,013.58 = 303,753.05/x
  3. Step 3: Cross multiply
    336,930.65x = 504,013.58 × 303,753.05
  4. Step 4: Simplify right side
    336,930.65x = 153,095,660,647.65
  5. Step 5: Solve for x
    x = 153,095,660,647.65/336,930.65
  6. Step 6: Final answer
    x = 454,383.30

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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.