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Finding the Fourth Proportional to 589,700.20, 883,643.10 and 439,234.60

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Solution

The fourth proportional to 589,700.20, 883,643.10 and 439,234.60 is: 658,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,700.20 : 883,643.10 = 439,234.60 : x
  2. Step 2: Convert to fraction form
    589,700.20/883,643.10 = 439,234.60/x
  3. Step 3: Cross multiply
    589,700.20x = 883,643.10 × 439,234.60
  4. Step 4: Simplify right side
    589,700.20x = 388,126,623,571.26
  5. Step 5: Solve for x
    x = 388,126,623,571.26/589,700.20
  6. Step 6: Final answer
    x = 658,176.18

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