Home / 247,218.69-369,812.43-197,396.10

Finding the Fourth Proportional to 247,218.69, 369,812.43 and 197,396.10

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Solution

The fourth proportional to 247,218.69, 369,812.43 and 197,396.10 is: 295,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,218.69 : 369,812.43 = 197,396.10 : x
  2. Step 2: Convert to fraction form
    247,218.69/369,812.43 = 197,396.10/x
  3. Step 3: Cross multiply
    247,218.69x = 369,812.43 × 197,396.10
  4. Step 4: Simplify right side
    247,218.69x = 72,999,531,413.52
  5. Step 5: Solve for x
    x = 72,999,531,413.52/247,218.69
  6. Step 6: Final answer
    x = 295,283.22

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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.