Home / 883,413.54-1,325,105.73-218,565.54

Finding the Fourth Proportional to 883,413.54, 1,325,105.73 and 218,565.54

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Solution

The fourth proportional to 883,413.54, 1,325,105.73 and 218,565.54 is: 327,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,413.54 : 1,325,105.73 = 218,565.54 : x
  2. Step 2: Convert to fraction form
    883,413.54/1,325,105.73 = 218,565.54/x
  3. Step 3: Cross multiply
    883,413.54x = 1,325,105.73 × 218,565.54
  4. Step 4: Simplify right side
    883,413.54x = 289,622,449,434.54
  5. Step 5: Solve for x
    x = 289,622,449,434.54/883,413.54
  6. Step 6: Final answer
    x = 327,844.70

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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.