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Finding the Fourth Proportional to 389,750.16, 537,854.92 and 210,902.16

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Solution

The fourth proportional to 389,750.16, 537,854.92 and 210,902.16 is: 291,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,750.16 : 537,854.92 = 210,902.16 : x
  2. Step 2: Convert to fraction form
    389,750.16/537,854.92 = 210,902.16/x
  3. Step 3: Cross multiply
    389,750.16x = 537,854.92 × 210,902.16
  4. Step 4: Simplify right side
    389,750.16x = 113,434,764,394.63
  5. Step 5: Solve for x
    x = 113,434,764,394.63/389,750.16
  6. Step 6: Final answer
    x = 291,044.82

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