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Finding the Fourth Proportional to 513,104.65, 708,023.09 and 283,631.04

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Solution

The fourth proportional to 513,104.65, 708,023.09 and 283,631.04 is: 391,376.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,104.65 : 708,023.09 = 283,631.04 : x
  2. Step 2: Convert to fraction form
    513,104.65/708,023.09 = 283,631.04/x
  3. Step 3: Cross multiply
    513,104.65x = 708,023.09 × 283,631.04
  4. Step 4: Simplify right side
    513,104.65x = 200,817,326,069.79
  5. Step 5: Solve for x
    x = 200,817,326,069.79/513,104.65
  6. Step 6: Final answer
    x = 391,376.94

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