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Finding the Fourth Proportional to 273,413.60, 410,120.40 and 273,413.60

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Solution

The fourth proportional to 273,413.60, 410,120.40 and 273,413.60 is: 410,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,413.60 : 410,120.40 = 273,413.60 : x
  2. Step 2: Convert to fraction form
    273,413.60/410,120.40 = 273,413.60/x
  3. Step 3: Cross multiply
    273,413.60x = 410,120.40 × 273,413.60
  4. Step 4: Simplify right side
    273,413.60x = 112,132,494,997.44
  5. Step 5: Solve for x
    x = 112,132,494,997.44/273,413.60
  6. Step 6: Final answer
    x = 410,120.40

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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.