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Finding the Fourth Proportional to 270,474.40, 405,711.60 and 73,482.40

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Solution

The fourth proportional to 270,474.40, 405,711.60 and 73,482.40 is: 110,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,474.40 : 405,711.60 = 73,482.40 : x
  2. Step 2: Convert to fraction form
    270,474.40/405,711.60 = 73,482.40/x
  3. Step 3: Cross multiply
    270,474.40x = 405,711.60 × 73,482.40
  4. Step 4: Simplify right side
    270,474.40x = 29,812,662,075.84
  5. Step 5: Solve for x
    x = 29,812,662,075.84/270,474.40
  6. Step 6: Final answer
    x = 110,223.60

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