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Finding the Fourth Proportional to 690,450.01, 952,784.84 and 384,520.84

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Solution

The fourth proportional to 690,450.01, 952,784.84 and 384,520.84 is: 530,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,450.01 : 952,784.84 = 384,520.84 : x
  2. Step 2: Convert to fraction form
    690,450.01/952,784.84 = 384,520.84/x
  3. Step 3: Cross multiply
    690,450.01x = 952,784.84 × 384,520.84
  4. Step 4: Simplify right side
    690,450.01x = 366,365,625,595.41
  5. Step 5: Solve for x
    x = 366,365,625,595.41/690,450.01
  6. Step 6: Final answer
    x = 530,618.61

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