Home / 563,933.24-778,277.09-309,333.63

Finding the Fourth Proportional to 563,933.24, 778,277.09 and 309,333.63

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Solution

The fourth proportional to 563,933.24, 778,277.09 and 309,333.63 is: 426,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,933.24 : 778,277.09 = 309,333.63 : x
  2. Step 2: Convert to fraction form
    563,933.24/778,277.09 = 309,333.63/x
  3. Step 3: Cross multiply
    563,933.24x = 778,277.09 × 309,333.63
  4. Step 4: Simplify right side
    563,933.24x = 240,747,277,395.54
  5. Step 5: Solve for x
    x = 240,747,277,395.54/563,933.24
  6. Step 6: Final answer
    x = 426,907.41

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