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Finding the Fourth Proportional to 326,662.82, 450,865.96 and 235,026.98

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Solution

The fourth proportional to 326,662.82, 450,865.96 and 235,026.98 is: 324,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,662.82 : 450,865.96 = 235,026.98 : x
  2. Step 2: Convert to fraction form
    326,662.82/450,865.96 = 235,026.98/x
  3. Step 3: Cross multiply
    326,662.82x = 450,865.96 × 235,026.98
  4. Step 4: Simplify right side
    326,662.82x = 105,965,664,963.60
  5. Step 5: Solve for x
    x = 105,965,664,963.60/326,662.82
  6. Step 6: Final answer
    x = 324,388.51

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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.