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Finding the Fourth Proportional to 481,801.60, 722,702.40 and 357,385.60

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Solution

The fourth proportional to 481,801.60, 722,702.40 and 357,385.60 is: 536,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,801.60 : 722,702.40 = 357,385.60 : x
  2. Step 2: Convert to fraction form
    481,801.60/722,702.40 = 357,385.60/x
  3. Step 3: Cross multiply
    481,801.60x = 722,702.40 × 357,385.60
  4. Step 4: Simplify right side
    481,801.60x = 258,283,430,845.44
  5. Step 5: Solve for x
    x = 258,283,430,845.44/481,801.60
  6. Step 6: Final answer
    x = 536,078.40

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