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Finding the Fourth Proportional to 363,862.40, 545,793.60 and 328,870.40

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Solution

The fourth proportional to 363,862.40, 545,793.60 and 328,870.40 is: 493,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,862.40 : 545,793.60 = 328,870.40 : x
  2. Step 2: Convert to fraction form
    363,862.40/545,793.60 = 328,870.40/x
  3. Step 3: Cross multiply
    363,862.40x = 545,793.60 × 328,870.40
  4. Step 4: Simplify right side
    363,862.40x = 179,495,359,549.44
  5. Step 5: Solve for x
    x = 179,495,359,549.44/363,862.40
  6. Step 6: Final answer
    x = 493,305.60

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