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Finding the Fourth Proportional to 323,535.06, 446,481.63 and 178,346

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Solution

The fourth proportional to 323,535.06, 446,481.63 and 178,346 is: 246,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,535.06 : 446,481.63 = 178,346 : x
  2. Step 2: Convert to fraction form
    323,535.06/446,481.63 = 178,346/x
  3. Step 3: Cross multiply
    323,535.06x = 446,481.63 × 178,346
  4. Step 4: Simplify right side
    323,535.06x = 79,628,212,783.98
  5. Step 5: Solve for x
    x = 79,628,212,783.98/323,535.06
  6. Step 6: Final answer
    x = 246,119.27

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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.