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Finding the Fourth Proportional to 594,942.72, 821,016.42 and 323,005.26

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Solution

The fourth proportional to 594,942.72, 821,016.42 and 323,005.26 is: 445,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,942.72 : 821,016.42 = 323,005.26 : x
  2. Step 2: Convert to fraction form
    594,942.72/821,016.42 = 323,005.26/x
  3. Step 3: Cross multiply
    594,942.72x = 821,016.42 × 323,005.26
  4. Step 4: Simplify right side
    594,942.72x = 265,192,622,206.37
  5. Step 5: Solve for x
    x = 265,192,622,206.37/594,942.72
  6. Step 6: Final answer
    x = 445,744.80

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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.