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Finding the Fourth Proportional to 332,693.40, 499,040.10 and 122,413.35

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Solution

The fourth proportional to 332,693.40, 499,040.10 and 122,413.35 is: 183,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,693.40 : 499,040.10 = 122,413.35 : x
  2. Step 2: Convert to fraction form
    332,693.40/499,040.10 = 122,413.35/x
  3. Step 3: Cross multiply
    332,693.40x = 499,040.10 × 122,413.35
  4. Step 4: Simplify right side
    332,693.40x = 61,089,170,425.34
  5. Step 5: Solve for x
    x = 61,089,170,425.34/332,693.40
  6. Step 6: Final answer
    x = 183,620.03

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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.