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Finding the Fourth Proportional to 567,609.32, 783,306.16 and 312,969.56

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Solution

The fourth proportional to 567,609.32, 783,306.16 and 312,969.56 is: 431,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,609.32 : 783,306.16 = 312,969.56 : x
  2. Step 2: Convert to fraction form
    567,609.32/783,306.16 = 312,969.56/x
  3. Step 3: Cross multiply
    567,609.32x = 783,306.16 × 312,969.56
  4. Step 4: Simplify right side
    567,609.32x = 245,150,984,240.49
  5. Step 5: Solve for x
    x = 245,150,984,240.49/567,609.32
  6. Step 6: Final answer
    x = 431,900.91

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