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Finding the Fourth Proportional to 574,295.40, 861,443.10 and 259,367.40

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Solution

The fourth proportional to 574,295.40, 861,443.10 and 259,367.40 is: 389,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,295.40 : 861,443.10 = 259,367.40 : x
  2. Step 2: Convert to fraction form
    574,295.40/861,443.10 = 259,367.40/x
  3. Step 3: Cross multiply
    574,295.40x = 861,443.10 × 259,367.40
  4. Step 4: Simplify right side
    574,295.40x = 223,430,257,094.94
  5. Step 5: Solve for x
    x = 223,430,257,094.94/574,295.40
  6. Step 6: Final answer
    x = 389,051.10

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