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Finding the Fourth Proportional to 452,534.40, 678,801.60 and 242,582.40

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Solution

The fourth proportional to 452,534.40, 678,801.60 and 242,582.40 is: 363,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,534.40 : 678,801.60 = 242,582.40 : x
  2. Step 2: Convert to fraction form
    452,534.40/678,801.60 = 242,582.40/x
  3. Step 3: Cross multiply
    452,534.40x = 678,801.60 × 242,582.40
  4. Step 4: Simplify right side
    452,534.40x = 164,665,321,251.84
  5. Step 5: Solve for x
    x = 164,665,321,251.84/452,534.40
  6. Step 6: Final answer
    x = 363,873.60

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