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Finding the Fourth Proportional to 356,960.09, 535,441.98 and 120,304.82

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Solution

The fourth proportional to 356,960.09, 535,441.98 and 120,304.82 is: 180,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,960.09 : 535,441.98 = 120,304.82 : x
  2. Step 2: Convert to fraction form
    356,960.09/535,441.98 = 120,304.82/x
  3. Step 3: Cross multiply
    356,960.09x = 535,441.98 × 120,304.82
  4. Step 4: Simplify right side
    356,960.09x = 64,416,251,024.34
  5. Step 5: Solve for x
    x = 64,416,251,024.34/356,960.09
  6. Step 6: Final answer
    x = 180,457.85

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