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Finding the Fourth Proportional to 432,048.60, 648,072.90 and 254,901.60

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Solution

The fourth proportional to 432,048.60, 648,072.90 and 254,901.60 is: 382,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,048.60 : 648,072.90 = 254,901.60 : x
  2. Step 2: Convert to fraction form
    432,048.60/648,072.90 = 254,901.60/x
  3. Step 3: Cross multiply
    432,048.60x = 648,072.90 × 254,901.60
  4. Step 4: Simplify right side
    432,048.60x = 165,194,819,126.64
  5. Step 5: Solve for x
    x = 165,194,819,126.64/432,048.60
  6. Step 6: Final answer
    x = 382,352.40

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