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Finding the Fourth Proportional to 368,795.40, 553,193.10 and 119,477.40

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Solution

The fourth proportional to 368,795.40, 553,193.10 and 119,477.40 is: 179,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,795.40 : 553,193.10 = 119,477.40 : x
  2. Step 2: Convert to fraction form
    368,795.40/553,193.10 = 119,477.40/x
  3. Step 3: Cross multiply
    368,795.40x = 553,193.10 × 119,477.40
  4. Step 4: Simplify right side
    368,795.40x = 66,094,073,285.94
  5. Step 5: Solve for x
    x = 66,094,073,285.94/368,795.40
  6. Step 6: Final answer
    x = 179,216.10

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