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Finding the Fourth Proportional to 370,331.55, 555,497.33 and 133,681.95

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Solution

The fourth proportional to 370,331.55, 555,497.33 and 133,681.95 is: 200,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,331.55 : 555,497.33 = 133,681.95 : x
  2. Step 2: Convert to fraction form
    370,331.55/555,497.33 = 133,681.95/x
  3. Step 3: Cross multiply
    370,331.55x = 555,497.33 × 133,681.95
  4. Step 4: Simplify right side
    370,331.55x = 74,259,965,625.78
  5. Step 5: Solve for x
    x = 74,259,965,625.78/370,331.55
  6. Step 6: Final answer
    x = 200,522.93

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