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Finding the Fourth Proportional to 318,994.82, 478,040.84 and 176,902.60

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Solution

The fourth proportional to 318,994.82, 478,040.84 and 176,902.60 is: 265,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,994.82 : 478,040.84 = 176,902.60 : x
  2. Step 2: Convert to fraction form
    318,994.82/478,040.84 = 176,902.60/x
  3. Step 3: Cross multiply
    318,994.82x = 478,040.84 × 176,902.60
  4. Step 4: Simplify right side
    318,994.82x = 84,566,667,502.18
  5. Step 5: Solve for x
    x = 84,566,667,502.18/318,994.82
  6. Step 6: Final answer
    x = 265,103.58

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