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Finding the Fourth Proportional to 437.94, 657.08 and 322.96

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Solution

The fourth proportional to 437.94, 657.08 and 322.96 is: 484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.94 : 657.08 = 322.96 : x
  2. Step 2: Convert to fraction form
    437.94/657.08 = 322.96/x
  3. Step 3: Cross multiply
    437.94x = 657.08 × 322.96
  4. Step 4: Simplify right side
    437.94x = 212,210.56
  5. Step 5: Solve for x
    x = 212,210.56/437.94
  6. Step 6: Final answer
    x = 484.57

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