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Finding the Fourth Proportional to 601,864.20, 902,801.16 and 489,413.52

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Solution

The fourth proportional to 601,864.20, 902,801.16 and 489,413.52 is: 734,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,864.20 : 902,801.16 = 489,413.52 : x
  2. Step 2: Convert to fraction form
    601,864.20/902,801.16 = 489,413.52/x
  3. Step 3: Cross multiply
    601,864.20x = 902,801.16 × 489,413.52
  4. Step 4: Simplify right side
    601,864.20x = 441,843,093,575.68
  5. Step 5: Solve for x
    x = 441,843,093,575.68/601,864.20
  6. Step 6: Final answer
    x = 734,124.23

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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.