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Finding the Fourth Proportional to 563,282.72, 777,329.25 and 305,166.24

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Solution

The fourth proportional to 563,282.72, 777,329.25 and 305,166.24 is: 421,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,282.72 : 777,329.25 = 305,166.24 : x
  2. Step 2: Convert to fraction form
    563,282.72/777,329.25 = 305,166.24/x
  3. Step 3: Cross multiply
    563,282.72x = 777,329.25 × 305,166.24
  4. Step 4: Simplify right side
    563,282.72x = 237,214,648,523.88
  5. Step 5: Solve for x
    x = 237,214,648,523.88/563,282.72
  6. Step 6: Final answer
    x = 421,128.93

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