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Finding the Fourth Proportional to 507,025.66, 699,695.58 and 280,671.16

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Solution

The fourth proportional to 507,025.66, 699,695.58 and 280,671.16 is: 387,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,025.66 : 699,695.58 = 280,671.16 : x
  2. Step 2: Convert to fraction form
    507,025.66/699,695.58 = 280,671.16/x
  3. Step 3: Cross multiply
    507,025.66x = 699,695.58 × 280,671.16
  4. Step 4: Simplify right side
    507,025.66x = 196,384,370,085.47
  5. Step 5: Solve for x
    x = 196,384,370,085.47/507,025.66
  6. Step 6: Final answer
    x = 387,326.29

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