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Finding the Fourth Proportional to 408,313.37, 612,594.68 and 208,773.89

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Solution

The fourth proportional to 408,313.37, 612,594.68 and 208,773.89 is: 313,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,313.37 : 612,594.68 = 208,773.89 : x
  2. Step 2: Convert to fraction form
    408,313.37/612,594.68 = 208,773.89/x
  3. Step 3: Cross multiply
    408,313.37x = 612,594.68 × 208,773.89
  4. Step 4: Simplify right side
    408,313.37x = 127,893,773,701.65
  5. Step 5: Solve for x
    x = 127,893,773,701.65/408,313.37
  6. Step 6: Final answer
    x = 313,224.55

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