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Finding the Fourth Proportional to 515,207.43, 710,520.84 and 321,633.01

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Solution

The fourth proportional to 515,207.43, 710,520.84 and 321,633.01 is: 443,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,207.43 : 710,520.84 = 321,633.01 : x
  2. Step 2: Convert to fraction form
    515,207.43/710,520.84 = 321,633.01/x
  3. Step 3: Cross multiply
    515,207.43x = 710,520.84 × 321,633.01
  4. Step 4: Simplify right side
    515,207.43x = 228,526,957,325.08
  5. Step 5: Solve for x
    x = 228,526,957,325.08/515,207.43
  6. Step 6: Final answer
    x = 443,563.01

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