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Finding the Fourth Proportional to 323,004.53, 445,746.25 and 179,798.40

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Solution

The fourth proportional to 323,004.53, 445,746.25 and 179,798.40 is: 248,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,004.53 : 445,746.25 = 179,798.40 : x
  2. Step 2: Convert to fraction form
    323,004.53/445,746.25 = 179,798.40/x
  3. Step 3: Cross multiply
    323,004.53x = 445,746.25 × 179,798.40
  4. Step 4: Simplify right side
    323,004.53x = 80,144,464,286.08
  5. Step 5: Solve for x
    x = 80,144,464,286.08/323,004.53
  6. Step 6: Final answer
    x = 248,121.80

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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.