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Finding the Fourth Proportional to 369,129.54, 553,740.48 and 144,460.96

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Solution

The fourth proportional to 369,129.54, 553,740.48 and 144,460.96 is: 216,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,129.54 : 553,740.48 = 144,460.96 : x
  2. Step 2: Convert to fraction form
    369,129.54/553,740.48 = 144,460.96/x
  3. Step 3: Cross multiply
    369,129.54x = 553,740.48 × 144,460.96
  4. Step 4: Simplify right side
    369,129.54x = 79,993,881,331.66
  5. Step 5: Solve for x
    x = 79,993,881,331.66/369,129.54
  6. Step 6: Final answer
    x = 216,709.51

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