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Finding the Fourth Proportional to 482,761.30, 724,141.95 and 306,051.70

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Solution

The fourth proportional to 482,761.30, 724,141.95 and 306,051.70 is: 459,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,761.30 : 724,141.95 = 306,051.70 : x
  2. Step 2: Convert to fraction form
    482,761.30/724,141.95 = 306,051.70/x
  3. Step 3: Cross multiply
    482,761.30x = 724,141.95 × 306,051.70
  4. Step 4: Simplify right side
    482,761.30x = 221,624,874,838.82
  5. Step 5: Solve for x
    x = 221,624,874,838.82/482,761.30
  6. Step 6: Final answer
    x = 459,077.55

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