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Finding the Fourth Proportional to 434.33, 651.55 and 190.83

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Solution

The fourth proportional to 434.33, 651.55 and 190.83 is: 286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.33 : 651.55 = 190.83 : x
  2. Step 2: Convert to fraction form
    434.33/651.55 = 190.83/x
  3. Step 3: Cross multiply
    434.33x = 651.55 × 190.83
  4. Step 4: Simplify right side
    434.33x = 124,335.29
  5. Step 5: Solve for x
    x = 124,335.29/434.33
  6. Step 6: Final answer
    x = 286.27

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