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Finding the Fourth Proportional to 483,477.34, 725,149.05 and 128,520.22

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Solution

The fourth proportional to 483,477.34, 725,149.05 and 128,520.22 is: 192,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,477.34 : 725,149.05 = 128,520.22 : x
  2. Step 2: Convert to fraction form
    483,477.34/725,149.05 = 128,520.22/x
  3. Step 3: Cross multiply
    483,477.34x = 725,149.05 × 128,520.22
  4. Step 4: Simplify right side
    483,477.34x = 93,196,315,438.79
  5. Step 5: Solve for x
    x = 93,196,315,438.79/483,477.34
  6. Step 6: Final answer
    x = 192,762.53

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