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Finding the Fourth Proportional to 354,509.02, 489,223.96 and 193,367.52

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Solution

The fourth proportional to 354,509.02, 489,223.96 and 193,367.52 is: 266,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,509.02 : 489,223.96 = 193,367.52 : x
  2. Step 2: Convert to fraction form
    354,509.02/489,223.96 = 193,367.52/x
  3. Step 3: Cross multiply
    354,509.02x = 489,223.96 × 193,367.52
  4. Step 4: Simplify right side
    354,509.02x = 94,600,023,869.78
  5. Step 5: Solve for x
    x = 94,600,023,869.78/354,509.02
  6. Step 6: Final answer
    x = 266,848.01

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