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Finding the Fourth Proportional to 488,268.30, 732,511.80 and 188,722.20

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Solution

The fourth proportional to 488,268.30, 732,511.80 and 188,722.20 is: 283,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,268.30 : 732,511.80 = 188,722.20 : x
  2. Step 2: Convert to fraction form
    488,268.30/732,511.80 = 188,722.20/x
  3. Step 3: Cross multiply
    488,268.30x = 732,511.80 × 188,722.20
  4. Step 4: Simplify right side
    488,268.30x = 138,241,238,421.96
  5. Step 5: Solve for x
    x = 138,241,238,421.96/488,268.30
  6. Step 6: Final answer
    x = 283,125.57

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