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Finding the Fourth Proportional to 336,144.52, 504,206.56 and 136,460.08

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Solution

The fourth proportional to 336,144.52, 504,206.56 and 136,460.08 is: 204,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,144.52 : 504,206.56 = 136,460.08 : x
  2. Step 2: Convert to fraction form
    336,144.52/504,206.56 = 136,460.08/x
  3. Step 3: Cross multiply
    336,144.52x = 504,206.56 × 136,460.08
  4. Step 4: Simplify right side
    336,144.52x = 68,804,067,514.12
  5. Step 5: Solve for x
    x = 68,804,067,514.12/336,144.52
  6. Step 6: Final answer
    x = 204,685.97

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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.