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Finding the Fourth Proportional to 488,718.76, 674,459.86 and 273,928.22

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Solution

The fourth proportional to 488,718.76, 674,459.86 and 273,928.22 is: 378,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,718.76 : 674,459.86 = 273,928.22 : x
  2. Step 2: Convert to fraction form
    488,718.76/674,459.86 = 273,928.22/x
  3. Step 3: Cross multiply
    488,718.76x = 674,459.86 × 273,928.22
  4. Step 4: Simplify right side
    488,718.76x = 184,753,588,911.25
  5. Step 5: Solve for x
    x = 184,753,588,911.25/488,718.76
  6. Step 6: Final answer
    x = 378,036.62

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