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Finding the Fourth Proportional to 328,810.08, 453,709.26 and 199,681.40

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Solution

The fourth proportional to 328,810.08, 453,709.26 and 199,681.40 is: 275,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,810.08 : 453,709.26 = 199,681.40 : x
  2. Step 2: Convert to fraction form
    328,810.08/453,709.26 = 199,681.40/x
  3. Step 3: Cross multiply
    328,810.08x = 453,709.26 × 199,681.40
  4. Step 4: Simplify right side
    328,810.08x = 90,597,300,229.76
  5. Step 5: Solve for x
    x = 90,597,300,229.76/328,810.08
  6. Step 6: Final answer
    x = 275,530.79

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