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Finding the Fourth Proportional to 548,412.45, 822,286.56 and 358,643.76

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Solution

The fourth proportional to 548,412.45, 822,286.56 and 358,643.76 is: 537,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,412.45 : 822,286.56 = 358,643.76 : x
  2. Step 2: Convert to fraction form
    548,412.45/822,286.56 = 358,643.76/x
  3. Step 3: Cross multiply
    548,412.45x = 822,286.56 × 358,643.76
  4. Step 4: Simplify right side
    548,412.45x = 294,907,943,675.87
  5. Step 5: Solve for x
    x = 294,907,943,675.87/548,412.45
  6. Step 6: Final answer
    x = 537,748.45

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