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Finding the Fourth Proportional to 568,389.84, 784,661.40 and 353,598.96

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Solution

The fourth proportional to 568,389.84, 784,661.40 and 353,598.96 is: 488,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,389.84 : 784,661.40 = 353,598.96 : x
  2. Step 2: Convert to fraction form
    568,389.84/784,661.40 = 353,598.96/x
  3. Step 3: Cross multiply
    568,389.84x = 784,661.40 × 353,598.96
  4. Step 4: Simplify right side
    568,389.84x = 277,455,454,992.14
  5. Step 5: Solve for x
    x = 277,455,454,992.14/568,389.84
  6. Step 6: Final answer
    x = 488,142.88

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