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Finding the Fourth Proportional to 443,237.40, 664,661.70 and 176,909.40

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Solution

The fourth proportional to 443,237.40, 664,661.70 and 176,909.40 is: 265,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,237.40 : 664,661.70 = 176,909.40 : x
  2. Step 2: Convert to fraction form
    443,237.40/664,661.70 = 176,909.40/x
  3. Step 3: Cross multiply
    443,237.40x = 664,661.70 × 176,909.40
  4. Step 4: Simplify right side
    443,237.40x = 117,584,902,549.98
  5. Step 5: Solve for x
    x = 117,584,902,549.98/443,237.40
  6. Step 6: Final answer
    x = 265,286.51

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