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Finding the Fourth Proportional to 400,770.98, 601,248.63 and 120,293.54

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Solution

The fourth proportional to 400,770.98, 601,248.63 and 120,293.54 is: 180,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,770.98 : 601,248.63 = 120,293.54 : x
  2. Step 2: Convert to fraction form
    400,770.98/601,248.63 = 120,293.54/x
  3. Step 3: Cross multiply
    400,770.98x = 601,248.63 × 120,293.54
  4. Step 4: Simplify right side
    400,770.98x = 72,326,326,122.85
  5. Step 5: Solve for x
    x = 72,326,326,122.85/400,770.98
  6. Step 6: Final answer
    x = 180,467.97

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