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Finding the Fourth Proportional to 486,001.60, 729,002.40 and 333,786.40

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Solution

The fourth proportional to 486,001.60, 729,002.40 and 333,786.40 is: 500,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,001.60 : 729,002.40 = 333,786.40 : x
  2. Step 2: Convert to fraction form
    486,001.60/729,002.40 = 333,786.40/x
  3. Step 3: Cross multiply
    486,001.60x = 729,002.40 × 333,786.40
  4. Step 4: Simplify right side
    486,001.60x = 243,331,086,687.36
  5. Step 5: Solve for x
    x = 243,331,086,687.36/486,001.60
  6. Step 6: Final answer
    x = 500,679.60

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