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Finding the Fourth Proportional to 354,913.60, 532,370.40 and 254,862.40

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Solution

The fourth proportional to 354,913.60, 532,370.40 and 254,862.40 is: 382,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,913.60 : 532,370.40 = 254,862.40 : x
  2. Step 2: Convert to fraction form
    354,913.60/532,370.40 = 254,862.40/x
  3. Step 3: Cross multiply
    354,913.60x = 532,370.40 × 254,862.40
  4. Step 4: Simplify right side
    354,913.60x = 135,681,197,832.96
  5. Step 5: Solve for x
    x = 135,681,197,832.96/354,913.60
  6. Step 6: Final answer
    x = 382,293.60

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