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Finding the Fourth Proportional to 350,413.26, 483,608.16 and 214,538.58

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Solution

The fourth proportional to 350,413.26, 483,608.16 and 214,538.58 is: 296,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,413.26 : 483,608.16 = 214,538.58 : x
  2. Step 2: Convert to fraction form
    350,413.26/483,608.16 = 214,538.58/x
  3. Step 3: Cross multiply
    350,413.26x = 483,608.16 × 214,538.58
  4. Step 4: Simplify right side
    350,413.26x = 103,752,607,922.81
  5. Step 5: Solve for x
    x = 103,752,607,922.81/350,413.26
  6. Step 6: Final answer
    x = 296,086.42

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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.