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Finding the Fourth Proportional to 438,365.20, 657,554.28 and 122,802.16

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Solution

The fourth proportional to 438,365.20, 657,554.28 and 122,802.16 is: 184,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,365.20 : 657,554.28 = 122,802.16 : x
  2. Step 2: Convert to fraction form
    438,365.20/657,554.28 = 122,802.16/x
  3. Step 3: Cross multiply
    438,365.20x = 657,554.28 × 122,802.16
  4. Step 4: Simplify right side
    438,365.20x = 80,749,085,901.24
  5. Step 5: Solve for x
    x = 80,749,085,901.24/438,365.20
  6. Step 6: Final answer
    x = 184,205.06

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