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Finding the Fourth Proportional to 469,658.24, 648,128.60 and 254,798.24

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Solution

The fourth proportional to 469,658.24, 648,128.60 and 254,798.24 is: 351,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,658.24 : 648,128.60 = 254,798.24 : x
  2. Step 2: Convert to fraction form
    469,658.24/648,128.60 = 254,798.24/x
  3. Step 3: Cross multiply
    469,658.24x = 648,128.60 × 254,798.24
  4. Step 4: Simplify right side
    469,658.24x = 165,142,026,573.66
  5. Step 5: Solve for x
    x = 165,142,026,573.66/469,658.24
  6. Step 6: Final answer
    x = 351,621.70

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