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Finding the Fourth Proportional to 567,230.45, 782,774.28 and 312,581.84

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Solution

The fourth proportional to 567,230.45, 782,774.28 and 312,581.84 is: 431,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,230.45 : 782,774.28 = 312,581.84 : x
  2. Step 2: Convert to fraction form
    567,230.45/782,774.28 = 312,581.84/x
  3. Step 3: Cross multiply
    567,230.45x = 782,774.28 × 312,581.84
  4. Step 4: Simplify right side
    567,230.45x = 244,681,020,833.20
  5. Step 5: Solve for x
    x = 244,681,020,833.20/567,230.45
  6. Step 6: Final answer
    x = 431,360.87

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