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Finding the Fourth Proportional to 588,943.40, 883,415.10 and 402,319.40

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Solution

The fourth proportional to 588,943.40, 883,415.10 and 402,319.40 is: 603,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,943.40 : 883,415.10 = 402,319.40 : x
  2. Step 2: Convert to fraction form
    588,943.40/883,415.10 = 402,319.40/x
  3. Step 3: Cross multiply
    588,943.40x = 883,415.10 × 402,319.40
  4. Step 4: Simplify right side
    588,943.40x = 355,415,032,982.94
  5. Step 5: Solve for x
    x = 355,415,032,982.94/588,943.40
  6. Step 6: Final answer
    x = 603,479.10

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