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Finding the Fourth Proportional to 454,752.90, 682,129.35 and 354,369.60

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Solution

The fourth proportional to 454,752.90, 682,129.35 and 354,369.60 is: 531,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,752.90 : 682,129.35 = 354,369.60 : x
  2. Step 2: Convert to fraction form
    454,752.90/682,129.35 = 354,369.60/x
  3. Step 3: Cross multiply
    454,752.90x = 682,129.35 × 354,369.60
  4. Step 4: Simplify right side
    454,752.90x = 241,725,904,907.76
  5. Step 5: Solve for x
    x = 241,725,904,907.76/454,752.90
  6. Step 6: Final answer
    x = 531,554.40

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