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Finding the Fourth Proportional to 284,578.22, 392,702.52 and 157,245.61

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Solution

The fourth proportional to 284,578.22, 392,702.52 and 157,245.61 is: 216,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,578.22 : 392,702.52 = 157,245.61 : x
  2. Step 2: Convert to fraction form
    284,578.22/392,702.52 = 157,245.61/x
  3. Step 3: Cross multiply
    284,578.22x = 392,702.52 × 157,245.61
  4. Step 4: Simplify right side
    284,578.22x = 61,750,747,305.94
  5. Step 5: Solve for x
    x = 61,750,747,305.94/284,578.22
  6. Step 6: Final answer
    x = 216,990.42

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