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Finding the Fourth Proportional to 394,482.80, 591,810.60 and 194,898.80

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Solution

The fourth proportional to 394,482.80, 591,810.60 and 194,898.80 is: 292,390.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,482.80 : 591,810.60 = 194,898.80 : x
  2. Step 2: Convert to fraction form
    394,482.80/591,810.60 = 194,898.80/x
  3. Step 3: Cross multiply
    394,482.80x = 591,810.60 × 194,898.80
  4. Step 4: Simplify right side
    394,482.80x = 115,343,175,767.28
  5. Step 5: Solve for x
    x = 115,343,175,767.28/394,482.80
  6. Step 6: Final answer
    x = 292,390.89

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