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Finding the Fourth Proportional to 375,665.71, 563,320.19 and 217,942.51

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Solution

The fourth proportional to 375,665.71, 563,320.19 and 217,942.51 is: 326,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,665.71 : 563,320.19 = 217,942.51 : x
  2. Step 2: Convert to fraction form
    375,665.71/563,320.19 = 217,942.51/x
  3. Step 3: Cross multiply
    375,665.71x = 563,320.19 × 217,942.51
  4. Step 4: Simplify right side
    375,665.71x = 122,771,415,052.56
  5. Step 5: Solve for x
    x = 122,771,415,052.56/375,665.71
  6. Step 6: Final answer
    x = 326,810.28

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