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Finding the Fourth Proportional to 387,861.84, 535,266.71 and 323,222.93

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Solution

The fourth proportional to 387,861.84, 535,266.71 and 323,222.93 is: 446,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,861.84 : 535,266.71 = 323,222.93 : x
  2. Step 2: Convert to fraction form
    387,861.84/535,266.71 = 323,222.93/x
  3. Step 3: Cross multiply
    387,861.84x = 535,266.71 × 323,222.93
  4. Step 4: Simplify right side
    387,861.84x = 173,010,473,860.92
  5. Step 5: Solve for x
    x = 173,010,473,860.92/387,861.84
  6. Step 6: Final answer
    x = 446,062.11

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