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Finding the Fourth Proportional to 354,582.01, 489,324.34 and 193,440.45

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Solution

The fourth proportional to 354,582.01, 489,324.34 and 193,440.45 is: 266,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,582.01 : 489,324.34 = 193,440.45 : x
  2. Step 2: Convert to fraction form
    354,582.01/489,324.34 = 193,440.45/x
  3. Step 3: Cross multiply
    354,582.01x = 489,324.34 × 193,440.45
  4. Step 4: Simplify right side
    354,582.01x = 94,655,122,602.32
  5. Step 5: Solve for x
    x = 94,655,122,602.32/354,582.01
  6. Step 6: Final answer
    x = 266,948.47

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