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Finding the Fourth Proportional to 468,073.81, 645,940.45 and 253,213.82

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Solution

The fourth proportional to 468,073.81, 645,940.45 and 253,213.82 is: 349,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,073.81 : 645,940.45 = 253,213.82 : x
  2. Step 2: Convert to fraction form
    468,073.81/645,940.45 = 253,213.82/x
  3. Step 3: Cross multiply
    468,073.81x = 645,940.45 × 253,213.82
  4. Step 4: Simplify right side
    468,073.81x = 163,561,045,607.32
  5. Step 5: Solve for x
    x = 163,561,045,607.32/468,073.81
  6. Step 6: Final answer
    x = 349,434.30

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