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Finding the Fourth Proportional to 499,027.80, 748,638.90 and 144,053.40

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Solution

The fourth proportional to 499,027.80, 748,638.90 and 144,053.40 is: 216,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,027.80 : 748,638.90 = 144,053.40 : x
  2. Step 2: Convert to fraction form
    499,027.80/748,638.90 = 144,053.40/x
  3. Step 3: Cross multiply
    499,027.80x = 748,638.90 × 144,053.40
  4. Step 4: Simplify right side
    499,027.80x = 107,843,978,917.26
  5. Step 5: Solve for x
    x = 107,843,978,917.26/499,027.80
  6. Step 6: Final answer
    x = 216,108.16

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