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Finding the Fourth Proportional to 508.74, 702 and 322.32

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Solution

The fourth proportional to 508.74, 702 and 322.32 is: 444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.74 : 702 = 322.32 : x
  2. Step 2: Convert to fraction form
    508.74/702 = 322.32/x
  3. Step 3: Cross multiply
    508.74x = 702 × 322.32
  4. Step 4: Simplify right side
    508.74x = 226,268.64
  5. Step 5: Solve for x
    x = 226,268.64/508.74
  6. Step 6: Final answer
    x = 444.76

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