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Finding the Fourth Proportional to 557,994.51, 769,999.73 and 303,343.47

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Solution

The fourth proportional to 557,994.51, 769,999.73 and 303,343.47 is: 418,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,994.51 : 769,999.73 = 303,343.47 : x
  2. Step 2: Convert to fraction form
    557,994.51/769,999.73 = 303,343.47/x
  3. Step 3: Cross multiply
    557,994.51x = 769,999.73 × 303,343.47
  4. Step 4: Simplify right side
    557,994.51x = 233,574,388,480.55
  5. Step 5: Solve for x
    x = 233,574,388,480.55/557,994.51
  6. Step 6: Final answer
    x = 418,596.21

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