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Finding the Fourth Proportional to 368,211.87, 507,817.64 and 253,673.31

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Solution

The fourth proportional to 368,211.87, 507,817.64 and 253,673.31 is: 349,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,211.87 : 507,817.64 = 253,673.31 : x
  2. Step 2: Convert to fraction form
    368,211.87/507,817.64 = 253,673.31/x
  3. Step 3: Cross multiply
    368,211.87x = 507,817.64 × 253,673.31
  4. Step 4: Simplify right side
    368,211.87x = 128,819,780,346.82
  5. Step 5: Solve for x
    x = 128,819,780,346.82/368,211.87
  6. Step 6: Final answer
    x = 349,852.33

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