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Finding the Fourth Proportional to 484,447, 726,458.46 and 244,413.22

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Solution

The fourth proportional to 484,447, 726,458.46 and 244,413.22 is: 366,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,447 : 726,458.46 = 244,413.22 : x
  2. Step 2: Convert to fraction form
    484,447/726,458.46 = 244,413.22/x
  3. Step 3: Cross multiply
    484,447x = 726,458.46 × 244,413.22
  4. Step 4: Simplify right side
    484,447x = 177,556,051,404.84
  5. Step 5: Solve for x
    x = 177,556,051,404.84/484,447
  6. Step 6: Final answer
    x = 366,512.85

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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.