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Finding the Fourth Proportional to 507,291.60, 760,879.80 and 133,352.40

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Solution

The fourth proportional to 507,291.60, 760,879.80 and 133,352.40 is: 200,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,291.60 : 760,879.80 = 133,352.40 : x
  2. Step 2: Convert to fraction form
    507,291.60/760,879.80 = 133,352.40/x
  3. Step 3: Cross multiply
    507,291.60x = 760,879.80 × 133,352.40
  4. Step 4: Simplify right side
    507,291.60x = 101,465,147,441.52
  5. Step 5: Solve for x
    x = 101,465,147,441.52/507,291.60
  6. Step 6: Final answer
    x = 200,013.46

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