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Finding the Fourth Proportional to 293,251.51, 404,686.83 and 159,115.51

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Solution

The fourth proportional to 293,251.51, 404,686.83 and 159,115.51 is: 219,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,251.51 : 404,686.83 = 159,115.51 : x
  2. Step 2: Convert to fraction form
    293,251.51/404,686.83 = 159,115.51/x
  3. Step 3: Cross multiply
    293,251.51x = 404,686.83 × 159,115.51
  4. Step 4: Simplify right side
    293,251.51x = 64,391,951,345.73
  5. Step 5: Solve for x
    x = 64,391,951,345.73/293,251.51
  6. Step 6: Final answer
    x = 219,579.27

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1.5x scale

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.