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Finding the Fourth Proportional to 423.25, 583.55 and 273.62

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Solution

The fourth proportional to 423.25, 583.55 and 273.62 is: 377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    423.25 : 583.55 = 273.62 : x
  2. Step 2: Convert to fraction form
    423.25/583.55 = 273.62/x
  3. Step 3: Cross multiply
    423.25x = 583.55 × 273.62
  4. Step 4: Simplify right side
    423.25x = 159,672.07
  5. Step 5: Solve for x
    x = 159,672.07/423.25
  6. Step 6: Final answer
    x = 377.25

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