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Finding the Fourth Proportional to 331,499.20, 497,248.80 and 94,849.60

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Solution

The fourth proportional to 331,499.20, 497,248.80 and 94,849.60 is: 142,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,499.20 : 497,248.80 = 94,849.60 : x
  2. Step 2: Convert to fraction form
    331,499.20/497,248.80 = 94,849.60/x
  3. Step 3: Cross multiply
    331,499.20x = 497,248.80 × 94,849.60
  4. Step 4: Simplify right side
    331,499.20x = 47,163,849,780.48
  5. Step 5: Solve for x
    x = 47,163,849,780.48/331,499.20
  6. Step 6: Final answer
    x = 142,274.40

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