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Finding the Fourth Proportional to 648,241.72, 972,354.76 and 168,427.06

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Solution

The fourth proportional to 648,241.72, 972,354.76 and 168,427.06 is: 252,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,241.72 : 972,354.76 = 168,427.06 : x
  2. Step 2: Convert to fraction form
    648,241.72/972,354.76 = 168,427.06/x
  3. Step 3: Cross multiply
    648,241.72x = 972,354.76 × 168,427.06
  4. Step 4: Simplify right side
    648,241.72x = 163,770,853,503.81
  5. Step 5: Solve for x
    x = 163,770,853,503.81/648,241.72
  6. Step 6: Final answer
    x = 252,638.56

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