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Finding the Fourth Proportional to 567,142.98, 782,652.44 and 312,492.36

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Solution

The fourth proportional to 567,142.98, 782,652.44 and 312,492.36 is: 431,236.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,142.98 : 782,652.44 = 312,492.36 : x
  2. Step 2: Convert to fraction form
    567,142.98/782,652.44 = 312,492.36/x
  3. Step 3: Cross multiply
    567,142.98x = 782,652.44 × 312,492.36
  4. Step 4: Simplify right side
    567,142.98x = 244,572,908,035.36
  5. Step 5: Solve for x
    x = 244,572,908,035.36/567,142.98
  6. Step 6: Final answer
    x = 431,236.77

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