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Finding the Fourth Proportional to 469,721.40, 704,582.10 and 204,000.90

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Solution

The fourth proportional to 469,721.40, 704,582.10 and 204,000.90 is: 306,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,721.40 : 704,582.10 = 204,000.90 : x
  2. Step 2: Convert to fraction form
    469,721.40/704,582.10 = 204,000.90/x
  3. Step 3: Cross multiply
    469,721.40x = 704,582.10 × 204,000.90
  4. Step 4: Simplify right side
    469,721.40x = 143,735,382,523.89
  5. Step 5: Solve for x
    x = 143,735,382,523.89/469,721.40
  6. Step 6: Final answer
    x = 306,001.35

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