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Finding the Fourth Proportional to 458,483.54, 686,830.66 and 300,232.22

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Solution

The fourth proportional to 458,483.54, 686,830.66 and 300,232.22 is: 449,762.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,483.54 : 686,830.66 = 300,232.22 : x
  2. Step 2: Convert to fraction form
    458,483.54/686,830.66 = 300,232.22/x
  3. Step 3: Cross multiply
    458,483.54x = 686,830.66 × 300,232.22
  4. Step 4: Simplify right side
    458,483.54x = 206,208,693,332.62
  5. Step 5: Solve for x
    x = 206,208,693,332.62/458,483.54
  6. Step 6: Final answer
    x = 449,762.48

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