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Finding the Fourth Proportional to 328,048.80, 492,073.20 and 248,733.60

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Solution

The fourth proportional to 328,048.80, 492,073.20 and 248,733.60 is: 373,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,048.80 : 492,073.20 = 248,733.60 : x
  2. Step 2: Convert to fraction form
    328,048.80/492,073.20 = 248,733.60/x
  3. Step 3: Cross multiply
    328,048.80x = 492,073.20 × 248,733.60
  4. Step 4: Simplify right side
    328,048.80x = 122,395,138,499.52
  5. Step 5: Solve for x
    x = 122,395,138,499.52/328,048.80
  6. Step 6: Final answer
    x = 373,100.40

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