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Finding the Fourth Proportional to 300,999.50, 415,444.11 and 180,167.75

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Solution

The fourth proportional to 300,999.50, 415,444.11 and 180,167.75 is: 248,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,999.50 : 415,444.11 = 180,167.75 : x
  2. Step 2: Convert to fraction form
    300,999.50/415,444.11 = 180,167.75/x
  3. Step 3: Cross multiply
    300,999.50x = 415,444.11 × 180,167.75
  4. Step 4: Simplify right side
    300,999.50x = 74,849,630,549.45
  5. Step 5: Solve for x
    x = 74,849,630,549.45/300,999.50
  6. Step 6: Final answer
    x = 248,670.28

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