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Finding the Fourth Proportional to 336,147.52, 504,211.06 and 136,463.08

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Solution

The fourth proportional to 336,147.52, 504,211.06 and 136,463.08 is: 204,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,147.52 : 504,211.06 = 136,463.08 : x
  2. Step 2: Convert to fraction form
    336,147.52/504,211.06 = 136,463.08/x
  3. Step 3: Cross multiply
    336,147.52x = 504,211.06 × 136,463.08
  4. Step 4: Simplify right side
    336,147.52x = 68,806,194,217.66
  5. Step 5: Solve for x
    x = 68,806,194,217.66/336,147.52
  6. Step 6: Final answer
    x = 204,690.47

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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.