Home / 801,907.50-1,203,040.60-269,413.90

Finding the Fourth Proportional to 801,907.50, 1,203,040.60 and 269,413.90

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Solution

The fourth proportional to 801,907.50, 1,203,040.60 and 269,413.90 is: 404,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,907.50 : 1,203,040.60 = 269,413.90 : x
  2. Step 2: Convert to fraction form
    801,907.50/1,203,040.60 = 269,413.90/x
  3. Step 3: Cross multiply
    801,907.50x = 1,203,040.60 × 269,413.90
  4. Step 4: Simplify right side
    801,907.50x = 324,115,859,904.34
  5. Step 5: Solve for x
    x = 324,115,859,904.34/801,907.50
  6. Step 6: Final answer
    x = 404,181.11

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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.