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Finding the Fourth Proportional to 308,970.55, 463,729.20 and 182,452.60

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Solution

The fourth proportional to 308,970.55, 463,729.20 and 182,452.60 is: 273,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,970.55 : 463,729.20 = 182,452.60 : x
  2. Step 2: Convert to fraction form
    308,970.55/463,729.20 = 182,452.60/x
  3. Step 3: Cross multiply
    308,970.55x = 463,729.20 × 182,452.60
  4. Step 4: Simplify right side
    308,970.55x = 84,608,598,235.92
  5. Step 5: Solve for x
    x = 84,608,598,235.92/308,970.55
  6. Step 6: Final answer
    x = 273,840.33

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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.