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Finding the Fourth Proportional to 647,897.76, 971,855.28 and 227,185.92

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Solution

The fourth proportional to 647,897.76, 971,855.28 and 227,185.92 is: 340,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,897.76 : 971,855.28 = 227,185.92 : x
  2. Step 2: Convert to fraction form
    647,897.76/971,855.28 = 227,185.92/x
  3. Step 3: Cross multiply
    647,897.76x = 971,855.28 × 227,185.92
  4. Step 4: Simplify right side
    647,897.76x = 220,791,835,893.66
  5. Step 5: Solve for x
    x = 220,791,835,893.66/647,897.76
  6. Step 6: Final answer
    x = 340,781.91

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