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Finding the Fourth Proportional to 350,487.20, 525,730.80 and 163,517.60

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Solution

The fourth proportional to 350,487.20, 525,730.80 and 163,517.60 is: 245,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,487.20 : 525,730.80 = 163,517.60 : x
  2. Step 2: Convert to fraction form
    350,487.20/525,730.80 = 163,517.60/x
  3. Step 3: Cross multiply
    350,487.20x = 525,730.80 × 163,517.60
  4. Step 4: Simplify right side
    350,487.20x = 85,966,238,662.08
  5. Step 5: Solve for x
    x = 85,966,238,662.08/350,487.20
  6. Step 6: Final answer
    x = 245,276.40

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