Home / 204,942.60-307,413.90-197,069.40

Finding the Fourth Proportional to 204,942.60, 307,413.90 and 197,069.40

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Solution

The fourth proportional to 204,942.60, 307,413.90 and 197,069.40 is: 295,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,942.60 : 307,413.90 = 197,069.40 : x
  2. Step 2: Convert to fraction form
    204,942.60/307,413.90 = 197,069.40/x
  3. Step 3: Cross multiply
    204,942.60x = 307,413.90 × 197,069.40
  4. Step 4: Simplify right side
    204,942.60x = 60,581,872,824.66
  5. Step 5: Solve for x
    x = 60,581,872,824.66/204,942.60
  6. Step 6: Final answer
    x = 295,604.10

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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.