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Finding the Fourth Proportional to 493,432.40, 740,148.60 and 488,766.80

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Solution

The fourth proportional to 493,432.40, 740,148.60 and 488,766.80 is: 733,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,432.40 : 740,148.60 = 488,766.80 : x
  2. Step 2: Convert to fraction form
    493,432.40/740,148.60 = 488,766.80/x
  3. Step 3: Cross multiply
    493,432.40x = 740,148.60 × 488,766.80
  4. Step 4: Simplify right side
    493,432.40x = 361,760,062,746.48
  5. Step 5: Solve for x
    x = 361,760,062,746.48/493,432.40
  6. Step 6: Final answer
    x = 733,150.20

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