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Finding the Fourth Proportional to 567,514.16, 783,174.78 and 312,874.46

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Solution

The fourth proportional to 567,514.16, 783,174.78 and 312,874.46 is: 431,769.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,514.16 : 783,174.78 = 312,874.46 : x
  2. Step 2: Convert to fraction form
    567,514.16/783,174.78 = 312,874.46/x
  3. Step 3: Cross multiply
    567,514.16x = 783,174.78 × 312,874.46
  4. Step 4: Simplify right side
    567,514.16x = 245,035,386,378.12
  5. Step 5: Solve for x
    x = 245,035,386,378.12/567,514.16
  6. Step 6: Final answer
    x = 431,769.64

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