Home / 998,289.20-1,496,413.20-492,071.60

Finding the Fourth Proportional to 998,289.20, 1,496,413.20 and 492,071.60

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Solution

The fourth proportional to 998,289.20, 1,496,413.20 and 492,071.60 is: 737,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,289.20 : 1,496,413.20 = 492,071.60 : x
  2. Step 2: Convert to fraction form
    998,289.20/1,496,413.20 = 492,071.60/x
  3. Step 3: Cross multiply
    998,289.20x = 1,496,413.20 × 492,071.60
  4. Step 4: Simplify right side
    998,289.20x = 736,342,437,585.12
  5. Step 5: Solve for x
    x = 736,342,437,585.12/998,289.20
  6. Step 6: Final answer
    x = 737,604.33

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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.