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Finding the Fourth Proportional to 489,245.60, 733,868.40 and 236,647.10

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Solution

The fourth proportional to 489,245.60, 733,868.40 and 236,647.10 is: 354,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,245.60 : 733,868.40 = 236,647.10 : x
  2. Step 2: Convert to fraction form
    489,245.60/733,868.40 = 236,647.10/x
  3. Step 3: Cross multiply
    489,245.60x = 733,868.40 × 236,647.10
  4. Step 4: Simplify right side
    489,245.60x = 173,667,828,641.64
  5. Step 5: Solve for x
    x = 173,667,828,641.64/489,245.60
  6. Step 6: Final answer
    x = 354,970.65

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