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Finding the Fourth Proportional to 389,204.02, 537,101.31 and 210,356.02

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Solution

The fourth proportional to 389,204.02, 537,101.31 and 210,356.02 is: 290,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,204.02 : 537,101.31 = 210,356.02 : x
  2. Step 2: Convert to fraction form
    389,204.02/537,101.31 = 210,356.02/x
  3. Step 3: Cross multiply
    389,204.02x = 537,101.31 × 210,356.02
  4. Step 4: Simplify right side
    389,204.02x = 112,982,493,908.39
  5. Step 5: Solve for x
    x = 112,982,493,908.39/389,204.02
  6. Step 6: Final answer
    x = 290,291.18

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