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Finding the Fourth Proportional to 529,947.20, 794,920.80 and 494,955.20

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Solution

The fourth proportional to 529,947.20, 794,920.80 and 494,955.20 is: 742,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,947.20 : 794,920.80 = 494,955.20 : x
  2. Step 2: Convert to fraction form
    529,947.20/794,920.80 = 494,955.20/x
  3. Step 3: Cross multiply
    529,947.20x = 794,920.80 × 494,955.20
  4. Step 4: Simplify right side
    529,947.20x = 393,450,183,548.16
  5. Step 5: Solve for x
    x = 393,450,183,548.16/529,947.20
  6. Step 6: Final answer
    x = 742,432.80

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