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Finding the Fourth Proportional to 651,127.20, 978,191.72 and 624,223.68

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Solution

The fourth proportional to 651,127.20, 978,191.72 and 624,223.68 is: 937,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,127.20 : 978,191.72 = 624,223.68 : x
  2. Step 2: Convert to fraction form
    651,127.20/978,191.72 = 624,223.68/x
  3. Step 3: Cross multiply
    651,127.20x = 978,191.72 × 624,223.68
  4. Step 4: Simplify right side
    651,127.20x = 610,610,435,203.93
  5. Step 5: Solve for x
    x = 610,610,435,203.93/651,127.20
  6. Step 6: Final answer
    x = 937,774.42

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