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Finding the Fourth Proportional to 407,483.76, 562,173.30 and 300,309.42

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Solution

The fourth proportional to 407,483.76, 562,173.30 and 300,309.42 is: 414,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,483.76 : 562,173.30 = 300,309.42 : x
  2. Step 2: Convert to fraction form
    407,483.76/562,173.30 = 300,309.42/x
  3. Step 3: Cross multiply
    407,483.76x = 562,173.30 × 300,309.42
  4. Step 4: Simplify right side
    407,483.76x = 168,825,937,662.49
  5. Step 5: Solve for x
    x = 168,825,937,662.49/407,483.76
  6. Step 6: Final answer
    x = 414,313.29

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