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Finding the Fourth Proportional to 358,459.25, 494,656.74 and 197,310.96

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Solution

The fourth proportional to 358,459.25, 494,656.74 and 197,310.96 is: 272,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,459.25 : 494,656.74 = 197,310.96 : x
  2. Step 2: Convert to fraction form
    358,459.25/494,656.74 = 197,310.96/x
  3. Step 3: Cross multiply
    358,459.25x = 494,656.74 × 197,310.96
  4. Step 4: Simplify right side
    358,459.25x = 97,601,196,239.87
  5. Step 5: Solve for x
    x = 97,601,196,239.87/358,459.25
  6. Step 6: Final answer
    x = 272,279.76

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