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Finding the Fourth Proportional to 374,888.64, 517,353.76 and 205,126.40

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Solution

The fourth proportional to 374,888.64, 517,353.76 and 205,126.40 is: 283,078.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,888.64 : 517,353.76 = 205,126.40 : x
  2. Step 2: Convert to fraction form
    374,888.64/517,353.76 = 205,126.40/x
  3. Step 3: Cross multiply
    374,888.64x = 517,353.76 × 205,126.40
  4. Step 4: Simplify right side
    374,888.64x = 106,122,914,315.26
  5. Step 5: Solve for x
    x = 106,122,914,315.26/374,888.64
  6. Step 6: Final answer
    x = 283,078.50

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