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Finding the Fourth Proportional to 978,949.80, 1,467,647.10 and 535,717.80

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Solution

The fourth proportional to 978,949.80, 1,467,647.10 and 535,717.80 is: 803,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,949.80 : 1,467,647.10 = 535,717.80 : x
  2. Step 2: Convert to fraction form
    978,949.80/1,467,647.10 = 535,717.80/x
  3. Step 3: Cross multiply
    978,949.80x = 1,467,647.10 × 535,717.80
  4. Step 4: Simplify right side
    978,949.80x = 786,244,675,588.38
  5. Step 5: Solve for x
    x = 786,244,675,588.38/978,949.80
  6. Step 6: Final answer
    x = 803,151.17

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