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Finding the Fourth Proportional to 709,866.14, 979,701.18 and 404,016.89

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Solution

The fourth proportional to 709,866.14, 979,701.18 and 404,016.89 is: 557,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,866.14 : 979,701.18 = 404,016.89 : x
  2. Step 2: Convert to fraction form
    709,866.14/979,701.18 = 404,016.89/x
  3. Step 3: Cross multiply
    709,866.14x = 979,701.18 × 404,016.89
  4. Step 4: Simplify right side
    709,866.14x = 395,815,823,872.93
  5. Step 5: Solve for x
    x = 395,815,823,872.93/709,866.14
  6. Step 6: Final answer
    x = 557,592.20

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