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Finding the Fourth Proportional to 359,071.02, 538,620.15 and 134,407.80

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Solution

The fourth proportional to 359,071.02, 538,620.15 and 134,407.80 is: 201,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,071.02 : 538,620.15 = 134,407.80 : x
  2. Step 2: Convert to fraction form
    359,071.02/538,620.15 = 134,407.80/x
  3. Step 3: Cross multiply
    359,071.02x = 538,620.15 × 134,407.80
  4. Step 4: Simplify right side
    359,071.02x = 72,394,749,397.17
  5. Step 5: Solve for x
    x = 72,394,749,397.17/359,071.02
  6. Step 6: Final answer
    x = 201,616.80

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