Home / 1,029,365.76-1,543,999.20-281,413.44

Finding the Fourth Proportional to 1,029,365.76, 1,543,999.20 and 281,413.44

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Solution

The fourth proportional to 1,029,365.76, 1,543,999.20 and 281,413.44 is: 422,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,365.76 : 1,543,999.20 = 281,413.44 : x
  2. Step 2: Convert to fraction form
    1,029,365.76/1,543,999.20 = 281,413.44/x
  3. Step 3: Cross multiply
    1,029,365.76x = 1,543,999.20 × 281,413.44
  4. Step 4: Simplify right side
    1,029,365.76x = 434,502,126,229.25
  5. Step 5: Solve for x
    x = 434,502,126,229.25/1,029,365.76
  6. Step 6: Final answer
    x = 422,106.64

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1.5x scale

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.