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Finding the Fourth Proportional to 606,667.20, 910,000.80 and 488,569.20

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Solution

The fourth proportional to 606,667.20, 910,000.80 and 488,569.20 is: 732,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,667.20 : 910,000.80 = 488,569.20 : x
  2. Step 2: Convert to fraction form
    606,667.20/910,000.80 = 488,569.20/x
  3. Step 3: Cross multiply
    606,667.20x = 910,000.80 × 488,569.20
  4. Step 4: Simplify right side
    606,667.20x = 444,598,362,855.36
  5. Step 5: Solve for x
    x = 444,598,362,855.36/606,667.20
  6. Step 6: Final answer
    x = 732,853.80

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