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Finding the Fourth Proportional to 465.86, 698.72 and 141.14

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Solution

The fourth proportional to 465.86, 698.72 and 141.14 is: 211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.86 : 698.72 = 141.14 : x
  2. Step 2: Convert to fraction form
    465.86/698.72 = 141.14/x
  3. Step 3: Cross multiply
    465.86x = 698.72 × 141.14
  4. Step 4: Simplify right side
    465.86x = 98,613.14
  5. Step 5: Solve for x
    x = 98,613.14/465.86
  6. Step 6: Final answer
    x = 211.68

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