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Finding the Fourth Proportional to 648,714.20, 972,655.49 and 269,897.72

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Solution

The fourth proportional to 648,714.20, 972,655.49 and 269,897.72 is: 404,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,714.20 : 972,655.49 = 269,897.72 : x
  2. Step 2: Convert to fraction form
    648,714.20/972,655.49 = 269,897.72/x
  3. Step 3: Cross multiply
    648,714.20x = 972,655.49 × 269,897.72
  4. Step 4: Simplify right side
    648,714.20x = 262,517,494,907.95
  5. Step 5: Solve for x
    x = 262,517,494,907.95/648,714.20
  6. Step 6: Final answer
    x = 404,673.58

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