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Finding the Fourth Proportional to 298,756.76, 412,279.01 and 162,791.89

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Solution

The fourth proportional to 298,756.76, 412,279.01 and 162,791.89 is: 224,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,756.76 : 412,279.01 = 162,791.89 : x
  2. Step 2: Convert to fraction form
    298,756.76/412,279.01 = 162,791.89/x
  3. Step 3: Cross multiply
    298,756.76x = 412,279.01 × 162,791.89
  4. Step 4: Simplify right side
    298,756.76x = 67,115,676,369.87
  5. Step 5: Solve for x
    x = 67,115,676,369.87/298,756.76
  6. Step 6: Final answer
    x = 224,649.90

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