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Finding the Fourth Proportional to 456,780.21, 630,336.82 and 252,818.97

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Solution

The fourth proportional to 456,780.21, 630,336.82 and 252,818.97 is: 348,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,780.21 : 630,336.82 = 252,818.97 : x
  2. Step 2: Convert to fraction form
    456,780.21/630,336.82 = 252,818.97/x
  3. Step 3: Cross multiply
    456,780.21x = 630,336.82 × 252,818.97
  4. Step 4: Simplify right side
    456,780.21x = 159,361,105,585.48
  5. Step 5: Solve for x
    x = 159,361,105,585.48/456,780.21
  6. Step 6: Final answer
    x = 348,879.18

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