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Finding the Fourth Proportional to 313,870.59, 432,734.85 and 203,292.49

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Solution

The fourth proportional to 313,870.59, 432,734.85 and 203,292.49 is: 280,280.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,870.59 : 432,734.85 = 203,292.49 : x
  2. Step 2: Convert to fraction form
    313,870.59/432,734.85 = 203,292.49/x
  3. Step 3: Cross multiply
    313,870.59x = 432,734.85 × 203,292.49
  4. Step 4: Simplify right side
    313,870.59x = 87,971,745,166.28
  5. Step 5: Solve for x
    x = 87,971,745,166.28/313,870.59
  6. Step 6: Final answer
    x = 280,280.31

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