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Finding the Fourth Proportional to 305,722.22, 458,342.15 and 193,165.22

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Solution

The fourth proportional to 305,722.22, 458,342.15 and 193,165.22 is: 289,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,722.22 : 458,342.15 = 193,165.22 : x
  2. Step 2: Convert to fraction form
    305,722.22/458,342.15 = 193,165.22/x
  3. Step 3: Cross multiply
    305,722.22x = 458,342.15 × 193,165.22
  4. Step 4: Simplify right side
    305,722.22x = 88,535,762,420.05
  5. Step 5: Solve for x
    x = 88,535,762,420.05/305,722.22
  6. Step 6: Final answer
    x = 289,595.45

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