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Finding the Fourth Proportional to 588,936.40, 883,404.60 and 402,312.40

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Solution

The fourth proportional to 588,936.40, 883,404.60 and 402,312.40 is: 603,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,936.40 : 883,404.60 = 402,312.40 : x
  2. Step 2: Convert to fraction form
    588,936.40/883,404.60 = 402,312.40/x
  3. Step 3: Cross multiply
    588,936.40x = 883,404.60 × 402,312.40
  4. Step 4: Simplify right side
    588,936.40x = 355,404,624,797.04
  5. Step 5: Solve for x
    x = 355,404,624,797.04/588,936.40
  6. Step 6: Final answer
    x = 603,468.60

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