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Finding the Fourth Proportional to 504,815.76, 757,136.16 and 130,838.76

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Solution

The fourth proportional to 504,815.76, 757,136.16 and 130,838.76 is: 196,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,815.76 : 757,136.16 = 130,838.76 : x
  2. Step 2: Convert to fraction form
    504,815.76/757,136.16 = 130,838.76/x
  3. Step 3: Cross multiply
    504,815.76x = 757,136.16 × 130,838.76
  4. Step 4: Simplify right side
    504,815.76x = 99,062,756,325.56
  5. Step 5: Solve for x
    x = 99,062,756,325.56/504,815.76
  6. Step 6: Final answer
    x = 196,235.47

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