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Finding the Fourth Proportional to 325,543.11, 488,211.15 and 304,290.98

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Solution

The fourth proportional to 325,543.11, 488,211.15 and 304,290.98 is: 456,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,543.11 : 488,211.15 = 304,290.98 : x
  2. Step 2: Convert to fraction form
    325,543.11/488,211.15 = 304,290.98/x
  3. Step 3: Cross multiply
    325,543.11x = 488,211.15 × 304,290.98
  4. Step 4: Simplify right side
    325,543.11x = 148,558,247,758.97
  5. Step 5: Solve for x
    x = 148,558,247,758.97/325,543.11
  6. Step 6: Final answer
    x = 456,339.72

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