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Finding the Fourth Proportional to 483,115.10, 724,672.65 and 305,822.30

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Solution

The fourth proportional to 483,115.10, 724,672.65 and 305,822.30 is: 458,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,115.10 : 724,672.65 = 305,822.30 : x
  2. Step 2: Convert to fraction form
    483,115.10/724,672.65 = 305,822.30/x
  3. Step 3: Cross multiply
    483,115.10x = 724,672.65 × 305,822.30
  4. Step 4: Simplify right side
    483,115.10x = 221,621,056,570.10
  5. Step 5: Solve for x
    x = 221,621,056,570.10/483,115.10
  6. Step 6: Final answer
    x = 458,733.45

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