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Finding the Fourth Proportional to 304,428.41, 456,633.20 and 144,619.39

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Solution

The fourth proportional to 304,428.41, 456,633.20 and 144,619.39 is: 216,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,428.41 : 456,633.20 = 144,619.39 : x
  2. Step 2: Convert to fraction form
    304,428.41/456,633.20 = 144,619.39/x
  3. Step 3: Cross multiply
    304,428.41x = 456,633.20 × 144,619.39
  4. Step 4: Simplify right side
    304,428.41x = 66,038,014,837.75
  5. Step 5: Solve for x
    x = 66,038,014,837.75/304,428.41
  6. Step 6: Final answer
    x = 216,924.61

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