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Finding the Fourth Proportional to 353,124.84, 487,321.68 and 191,990.76

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Solution

The fourth proportional to 353,124.84, 487,321.68 and 191,990.76 is: 264,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,124.84 : 487,321.68 = 191,990.76 : x
  2. Step 2: Convert to fraction form
    353,124.84/487,321.68 = 191,990.76/x
  3. Step 3: Cross multiply
    353,124.84x = 487,321.68 × 191,990.76
  4. Step 4: Simplify right side
    353,124.84x = 93,561,259,707.68
  5. Step 5: Solve for x
    x = 93,561,259,707.68/353,124.84
  6. Step 6: Final answer
    x = 264,952.36

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