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Finding the Fourth Proportional to 306,054.60, 459,081.90 and 118,944.60

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Solution

The fourth proportional to 306,054.60, 459,081.90 and 118,944.60 is: 178,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,054.60 : 459,081.90 = 118,944.60 : x
  2. Step 2: Convert to fraction form
    306,054.60/459,081.90 = 118,944.60/x
  3. Step 3: Cross multiply
    306,054.60x = 459,081.90 × 118,944.60
  4. Step 4: Simplify right side
    306,054.60x = 54,605,312,962.74
  5. Step 5: Solve for x
    x = 54,605,312,962.74/306,054.60
  6. Step 6: Final answer
    x = 178,416.90

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