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Finding the Fourth Proportional to 390,202.13, 585,034.26 and 153,571.97

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Solution

The fourth proportional to 390,202.13, 585,034.26 and 153,571.97 is: 230,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,202.13 : 585,034.26 = 153,571.97 : x
  2. Step 2: Convert to fraction form
    390,202.13/585,034.26 = 153,571.97/x
  3. Step 3: Cross multiply
    390,202.13x = 585,034.26 × 153,571.97
  4. Step 4: Simplify right side
    390,202.13x = 89,844,860,900.52
  5. Step 5: Solve for x
    x = 89,844,860,900.52/390,202.13
  6. Step 6: Final answer
    x = 230,252.11

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