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Finding the Fourth Proportional to 325,413.40, 487,601.70 and 241,432.60

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Solution

The fourth proportional to 325,413.40, 487,601.70 and 241,432.60 is: 361,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,413.40 : 487,601.70 = 241,432.60 : x
  2. Step 2: Convert to fraction form
    325,413.40/487,601.70 = 241,432.60/x
  3. Step 3: Cross multiply
    325,413.40x = 487,601.70 × 241,432.60
  4. Step 4: Simplify right side
    325,413.40x = 117,722,946,195.42
  5. Step 5: Solve for x
    x = 117,722,946,195.42/325,413.40
  6. Step 6: Final answer
    x = 361,764.29

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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.