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Finding the Fourth Proportional to 659,434.80, 987,985.80 and 566,122.80

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Solution

The fourth proportional to 659,434.80, 987,985.80 and 566,122.80 is: 848,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,434.80 : 987,985.80 = 566,122.80 : x
  2. Step 2: Convert to fraction form
    659,434.80/987,985.80 = 566,122.80/x
  3. Step 3: Cross multiply
    659,434.80x = 987,985.80 × 566,122.80
  4. Step 4: Simplify right side
    659,434.80x = 559,321,287,456.24
  5. Step 5: Solve for x
    x = 559,321,287,456.24/659,434.80
  6. Step 6: Final answer
    x = 848,182.85

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