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Finding the Fourth Proportional to 366,979.65, 550,469.48 and 366,979.65

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Solution

The fourth proportional to 366,979.65, 550,469.48 and 366,979.65 is: 550,469.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,979.65 : 550,469.48 = 366,979.65 : x
  2. Step 2: Convert to fraction form
    366,979.65/550,469.48 = 366,979.65/x
  3. Step 3: Cross multiply
    366,979.65x = 550,469.48 × 366,979.65
  4. Step 4: Simplify right side
    366,979.65x = 202,011,097,106.08
  5. Step 5: Solve for x
    x = 202,011,097,106.08/366,979.65
  6. Step 6: Final answer
    x = 550,469.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.