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Finding the Fourth Proportional to 353,363.28, 530,044.92 and 143,148.84

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Solution

The fourth proportional to 353,363.28, 530,044.92 and 143,148.84 is: 214,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,363.28 : 530,044.92 = 143,148.84 : x
  2. Step 2: Convert to fraction form
    353,363.28/530,044.92 = 143,148.84/x
  3. Step 3: Cross multiply
    353,363.28x = 530,044.92 × 143,148.84
  4. Step 4: Simplify right side
    353,363.28x = 75,875,315,445.89
  5. Step 5: Solve for x
    x = 75,875,315,445.89/353,363.28
  6. Step 6: Final answer
    x = 214,723.26

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