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Finding the Fourth Proportional to 671,112.89, 926,175.65 and 384,651.48

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Solution

The fourth proportional to 671,112.89, 926,175.65 and 384,651.48 is: 530,841.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,112.89 : 926,175.65 = 384,651.48 : x
  2. Step 2: Convert to fraction form
    671,112.89/926,175.65 = 384,651.48/x
  3. Step 3: Cross multiply
    671,112.89x = 926,175.65 × 384,651.48
  4. Step 4: Simplify right side
    671,112.89x = 356,254,834,512.46
  5. Step 5: Solve for x
    x = 356,254,834,512.46/671,112.89
  6. Step 6: Final answer
    x = 530,841.89

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