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Finding the Fourth Proportional to 537,716.20, 806,574.30 and 143,732.20

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Solution

The fourth proportional to 537,716.20, 806,574.30 and 143,732.20 is: 215,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,716.20 : 806,574.30 = 143,732.20 : x
  2. Step 2: Convert to fraction form
    537,716.20/806,574.30 = 143,732.20/x
  3. Step 3: Cross multiply
    537,716.20x = 806,574.30 × 143,732.20
  4. Step 4: Simplify right side
    537,716.20x = 115,930,698,602.46
  5. Step 5: Solve for x
    x = 115,930,698,602.46/537,716.20
  6. Step 6: Final answer
    x = 215,598.30

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