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Finding the Fourth Proportional to 401,673.80, 554,309.80 and 229,595.45

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Solution

The fourth proportional to 401,673.80, 554,309.80 and 229,595.45 is: 316,841.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,673.80 : 554,309.80 = 229,595.45 : x
  2. Step 2: Convert to fraction form
    401,673.80/554,309.80 = 229,595.45/x
  3. Step 3: Cross multiply
    401,673.80x = 554,309.80 × 229,595.45
  4. Step 4: Simplify right side
    401,673.80x = 127,267,004,050.88
  5. Step 5: Solve for x
    x = 127,267,004,050.88/401,673.80
  6. Step 6: Final answer
    x = 316,841.69

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