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Finding the Fourth Proportional to 323,004.65, 445,746.42 and 179,798.53

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Solution

The fourth proportional to 323,004.65, 445,746.42 and 179,798.53 is: 248,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,004.65 : 445,746.42 = 179,798.53 : x
  2. Step 2: Convert to fraction form
    323,004.65/445,746.42 = 179,798.53/x
  3. Step 3: Cross multiply
    323,004.65x = 445,746.42 × 179,798.53
  4. Step 4: Simplify right side
    323,004.65x = 80,144,550,628.64
  5. Step 5: Solve for x
    x = 80,144,550,628.64/323,004.65
  6. Step 6: Final answer
    x = 248,121.97

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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.