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Finding the Fourth Proportional to 303,667.20, 455,500.80 and 163,699.20

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Solution

The fourth proportional to 303,667.20, 455,500.80 and 163,699.20 is: 245,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,667.20 : 455,500.80 = 163,699.20 : x
  2. Step 2: Convert to fraction form
    303,667.20/455,500.80 = 163,699.20/x
  3. Step 3: Cross multiply
    303,667.20x = 455,500.80 × 163,699.20
  4. Step 4: Simplify right side
    303,667.20x = 74,565,116,559.36
  5. Step 5: Solve for x
    x = 74,565,116,559.36/303,667.20
  6. Step 6: Final answer
    x = 245,548.80

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