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Finding the Fourth Proportional to 488,088.30, 732,241.80 and 188,542.20

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Solution

The fourth proportional to 488,088.30, 732,241.80 and 188,542.20 is: 282,855.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,088.30 : 732,241.80 = 188,542.20 : x
  2. Step 2: Convert to fraction form
    488,088.30/732,241.80 = 188,542.20/x
  3. Step 3: Cross multiply
    488,088.30x = 732,241.80 × 188,542.20
  4. Step 4: Simplify right side
    488,088.30x = 138,058,479,903.96
  5. Step 5: Solve for x
    x = 138,058,479,903.96/488,088.30
  6. Step 6: Final answer
    x = 282,855.54

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