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Finding the Fourth Proportional to 366,927.15, 550,390.73 and 260,638.95

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Solution

The fourth proportional to 366,927.15, 550,390.73 and 260,638.95 is: 390,958.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,927.15 : 550,390.73 = 260,638.95 : x
  2. Step 2: Convert to fraction form
    366,927.15/550,390.73 = 260,638.95/x
  3. Step 3: Cross multiply
    366,927.15x = 550,390.73 × 260,638.95
  4. Step 4: Simplify right side
    366,927.15x = 143,453,261,956.93
  5. Step 5: Solve for x
    x = 143,453,261,956.93/366,927.15
  6. Step 6: Final answer
    x = 390,958.43

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