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Finding the Fourth Proportional to 496,657.20, 744,985.80 and 446,890.80

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Solution

The fourth proportional to 496,657.20, 744,985.80 and 446,890.80 is: 670,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,657.20 : 744,985.80 = 446,890.80 : x
  2. Step 2: Convert to fraction form
    496,657.20/744,985.80 = 446,890.80/x
  3. Step 3: Cross multiply
    496,657.20x = 744,985.80 × 446,890.80
  4. Step 4: Simplify right side
    496,657.20x = 332,927,300,150.64
  5. Step 5: Solve for x
    x = 332,927,300,150.64/496,657.20
  6. Step 6: Final answer
    x = 670,336.20

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