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Finding the Fourth Proportional to 488,957.20, 734,602.20 and 437,635.60

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Solution

The fourth proportional to 488,957.20, 734,602.20 and 437,635.60 is: 657,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,957.20 : 734,602.20 = 437,635.60 : x
  2. Step 2: Convert to fraction form
    488,957.20/734,602.20 = 437,635.60/x
  3. Step 3: Cross multiply
    488,957.20x = 734,602.20 × 437,635.60
  4. Step 4: Simplify right side
    488,957.20x = 321,488,074,558.32
  5. Step 5: Solve for x
    x = 321,488,074,558.32/488,957.20
  6. Step 6: Final answer
    x = 657,497.37

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