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Finding the Fourth Proportional to 362,413.20, 500,141.88 and 201,270.18

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Solution

The fourth proportional to 362,413.20, 500,141.88 and 201,270.18 is: 277,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,413.20 : 500,141.88 = 201,270.18 : x
  2. Step 2: Convert to fraction form
    362,413.20/500,141.88 = 201,270.18/x
  3. Step 3: Cross multiply
    362,413.20x = 500,141.88 × 201,270.18
  4. Step 4: Simplify right side
    362,413.20x = 100,663,646,213.14
  5. Step 5: Solve for x
    x = 100,663,646,213.14/362,413.20
  6. Step 6: Final answer
    x = 277,759.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.