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Finding the Fourth Proportional to 340,308.48, 469,617.40 and 187,345.44

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Solution

The fourth proportional to 340,308.48, 469,617.40 and 187,345.44 is: 258,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,308.48 : 469,617.40 = 187,345.44 : x
  2. Step 2: Convert to fraction form
    340,308.48/469,617.40 = 187,345.44/x
  3. Step 3: Cross multiply
    340,308.48x = 469,617.40 × 187,345.44
  4. Step 4: Simplify right side
    340,308.48x = 87,980,678,434.66
  5. Step 5: Solve for x
    x = 87,980,678,434.66/340,308.48
  6. Step 6: Final answer
    x = 258,532.14

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