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Finding the Fourth Proportional to 467,273.26, 644,836.59 and 252,413.28

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Solution

The fourth proportional to 467,273.26, 644,836.59 and 252,413.28 is: 348,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,273.26 : 644,836.59 = 252,413.28 : x
  2. Step 2: Convert to fraction form
    467,273.26/644,836.59 = 252,413.28/x
  3. Step 3: Cross multiply
    467,273.26x = 644,836.59 × 252,413.28
  4. Step 4: Simplify right side
    467,273.26x = 162,765,318,745.92
  5. Step 5: Solve for x
    x = 162,765,318,745.92/467,273.26
  6. Step 6: Final answer
    x = 348,330.05

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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.