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Finding the Fourth Proportional to 323,798.94, 446,845.44 and 178,610.28

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Solution

The fourth proportional to 323,798.94, 446,845.44 and 178,610.28 is: 246,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,798.94 : 446,845.44 = 178,610.28 : x
  2. Step 2: Convert to fraction form
    323,798.94/446,845.44 = 178,610.28/x
  3. Step 3: Cross multiply
    323,798.94x = 446,845.44 × 178,610.28
  4. Step 4: Simplify right side
    323,798.94x = 79,811,189,155.12
  5. Step 5: Solve for x
    x = 79,811,189,155.12/323,798.94
  6. Step 6: Final answer
    x = 246,483.79

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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.