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Finding the Fourth Proportional to 446,678.40, 669,787.20 and 166,051.20

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Solution

The fourth proportional to 446,678.40, 669,787.20 and 166,051.20 is: 248,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,678.40 : 669,787.20 = 166,051.20 : x
  2. Step 2: Convert to fraction form
    446,678.40/669,787.20 = 166,051.20/x
  3. Step 3: Cross multiply
    446,678.40x = 669,787.20 × 166,051.20
  4. Step 4: Simplify right side
    446,678.40x = 111,218,968,304.64
  5. Step 5: Solve for x
    x = 111,218,968,304.64/446,678.40
  6. Step 6: Final answer
    x = 248,991.15

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