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Finding the Fourth Proportional to 472,443.02, 651,970.78 and 257,583.03

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Solution

The fourth proportional to 472,443.02, 651,970.78 and 257,583.03 is: 355,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,443.02 : 651,970.78 = 257,583.03 : x
  2. Step 2: Convert to fraction form
    472,443.02/651,970.78 = 257,583.03/x
  3. Step 3: Cross multiply
    472,443.02x = 651,970.78 × 257,583.03
  4. Step 4: Simplify right side
    472,443.02x = 167,936,608,983.86
  5. Step 5: Solve for x
    x = 167,936,608,983.86/472,443.02
  6. Step 6: Final answer
    x = 355,464.26

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