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Finding the Fourth Proportional to 353,151.70, 530,019.15 and 163,903.30

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Solution

The fourth proportional to 353,151.70, 530,019.15 and 163,903.30 is: 245,990.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,151.70 : 530,019.15 = 163,903.30 : x
  2. Step 2: Convert to fraction form
    353,151.70/530,019.15 = 163,903.30/x
  3. Step 3: Cross multiply
    353,151.70x = 530,019.15 × 163,903.30
  4. Step 4: Simplify right side
    353,151.70x = 86,871,887,748.20
  5. Step 5: Solve for x
    x = 86,871,887,748.20/353,151.70
  6. Step 6: Final answer
    x = 245,990.29

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