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Finding the Fourth Proportional to 354,627.80, 531,941.70 and 344,786.30

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Solution

The fourth proportional to 354,627.80, 531,941.70 and 344,786.30 is: 517,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,627.80 : 531,941.70 = 344,786.30 : x
  2. Step 2: Convert to fraction form
    354,627.80/531,941.70 = 344,786.30/x
  3. Step 3: Cross multiply
    354,627.80x = 531,941.70 × 344,786.30
  4. Step 4: Simplify right side
    354,627.80x = 183,406,210,558.71
  5. Step 5: Solve for x
    x = 183,406,210,558.71/354,627.80
  6. Step 6: Final answer
    x = 517,179.45

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