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Finding the Fourth Proportional to 332,176.80, 498,265.20 and 319,054.80

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Solution

The fourth proportional to 332,176.80, 498,265.20 and 319,054.80 is: 478,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,176.80 : 498,265.20 = 319,054.80 : x
  2. Step 2: Convert to fraction form
    332,176.80/498,265.20 = 319,054.80/x
  3. Step 3: Cross multiply
    332,176.80x = 498,265.20 × 319,054.80
  4. Step 4: Simplify right side
    332,176.80x = 158,973,903,732.96
  5. Step 5: Solve for x
    x = 158,973,903,732.96/332,176.80
  6. Step 6: Final answer
    x = 478,582.20

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