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Finding the Fourth Proportional to 319,508.48, 440,919.24 and 176,274.56

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Solution

The fourth proportional to 319,508.48, 440,919.24 and 176,274.56 is: 243,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,508.48 : 440,919.24 = 176,274.56 : x
  2. Step 2: Convert to fraction form
    319,508.48/440,919.24 = 176,274.56/x
  3. Step 3: Cross multiply
    319,508.48x = 440,919.24 × 176,274.56
  4. Step 4: Simplify right side
    319,508.48x = 77,722,845,026.53
  5. Step 5: Solve for x
    x = 77,722,845,026.53/319,508.48
  6. Step 6: Final answer
    x = 243,257.53

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