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Finding the Fourth Proportional to 488,553.20, 732,829.80 and 404,572.40

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Solution

The fourth proportional to 488,553.20, 732,829.80 and 404,572.40 is: 606,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,553.20 : 732,829.80 = 404,572.40 : x
  2. Step 2: Convert to fraction form
    488,553.20/732,829.80 = 404,572.40/x
  3. Step 3: Cross multiply
    488,553.20x = 732,829.80 × 404,572.40
  4. Step 4: Simplify right side
    488,553.20x = 296,482,710,977.52
  5. Step 5: Solve for x
    x = 296,482,710,977.52/488,553.20
  6. Step 6: Final answer
    x = 606,858.60

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