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Finding the Fourth Proportional to 282,797.00, 390,262.50 and 155,473.50

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Solution

The fourth proportional to 282,797.00, 390,262.50 and 155,473.50 is: 214,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,797.00 : 390,262.50 = 155,473.50 : x
  2. Step 2: Convert to fraction form
    282,797.00/390,262.50 = 155,473.50/x
  3. Step 3: Cross multiply
    282,797.00x = 390,262.50 × 155,473.50
  4. Step 4: Simplify right side
    282,797.00x = 60,675,476,793.75
  5. Step 5: Solve for x
    x = 60,675,476,793.75/282,797.00
  6. Step 6: Final answer
    x = 214,554.89

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