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Finding the Fourth Proportional to 358,967.90, 538,348.14 and 122,305.34

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Solution

The fourth proportional to 358,967.90, 538,348.14 and 122,305.34 is: 183,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,967.90 : 538,348.14 = 122,305.34 : x
  2. Step 2: Convert to fraction form
    358,967.90/538,348.14 = 122,305.34/x
  3. Step 3: Cross multiply
    358,967.90x = 538,348.14 × 122,305.34
  4. Step 4: Simplify right side
    358,967.90x = 65,842,852,301.07
  5. Step 5: Solve for x
    x = 65,842,852,301.07/358,967.90
  6. Step 6: Final answer
    x = 183,422.67

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