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Finding the Fourth Proportional to 482,835.76, 724,281.30 and 127,840.56

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Solution

The fourth proportional to 482,835.76, 724,281.30 and 127,840.56 is: 191,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,835.76 : 724,281.30 = 127,840.56 : x
  2. Step 2: Convert to fraction form
    482,835.76/724,281.30 = 127,840.56/x
  3. Step 3: Cross multiply
    482,835.76x = 724,281.30 × 127,840.56
  4. Step 4: Simplify right side
    482,835.76x = 92,592,526,989.53
  5. Step 5: Solve for x
    x = 92,592,526,989.53/482,835.76
  6. Step 6: Final answer
    x = 191,768.16

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