Home / 340,942.06-511,357.81-161,027.29

Finding the Fourth Proportional to 340,942.06, 511,357.81 and 161,027.29

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Solution

The fourth proportional to 340,942.06, 511,357.81 and 161,027.29 is: 241,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,942.06 : 511,357.81 = 161,027.29 : x
  2. Step 2: Convert to fraction form
    340,942.06/511,357.81 = 161,027.29/x
  3. Step 3: Cross multiply
    340,942.06x = 511,357.81 × 161,027.29
  4. Step 4: Simplify right side
    340,942.06x = 82,342,562,364.63
  5. Step 5: Solve for x
    x = 82,342,562,364.63/340,942.06
  6. Step 6: Final answer
    x = 241,514.83

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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.