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Finding the Fourth Proportional to 366,961.65, 550,442.48 and 366,961.65

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Solution

The fourth proportional to 366,961.65, 550,442.48 and 366,961.65 is: 550,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,961.65 : 550,442.48 = 366,961.65 : x
  2. Step 2: Convert to fraction form
    366,961.65/550,442.48 = 366,961.65/x
  3. Step 3: Cross multiply
    366,961.65x = 550,442.48 × 366,961.65
  4. Step 4: Simplify right side
    366,961.65x = 201,991,280,690.89
  5. Step 5: Solve for x
    x = 201,991,280,690.89/366,961.65
  6. Step 6: Final answer
    x = 550,442.48

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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.