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Finding the Fourth Proportional to 488,636.88, 732,443.79 and 204,490.23

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Solution

The fourth proportional to 488,636.88, 732,443.79 and 204,490.23 is: 306,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,636.88 : 732,443.79 = 204,490.23 : x
  2. Step 2: Convert to fraction form
    488,636.88/732,443.79 = 204,490.23/x
  3. Step 3: Cross multiply
    488,636.88x = 732,443.79 × 204,490.23
  4. Step 4: Simplify right side
    488,636.88x = 149,777,599,079.17
  5. Step 5: Solve for x
    x = 149,777,599,079.17/488,636.88
  6. Step 6: Final answer
    x = 306,521.27

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