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Finding the Fourth Proportional to 329,123.20, 493,684.80 and 303,462.40

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Solution

The fourth proportional to 329,123.20, 493,684.80 and 303,462.40 is: 455,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,123.20 : 493,684.80 = 303,462.40 : x
  2. Step 2: Convert to fraction form
    329,123.20/493,684.80 = 303,462.40/x
  3. Step 3: Cross multiply
    329,123.20x = 493,684.80 × 303,462.40
  4. Step 4: Simplify right side
    329,123.20x = 149,814,774,251.52
  5. Step 5: Solve for x
    x = 149,814,774,251.52/329,123.20
  6. Step 6: Final answer
    x = 455,193.60

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