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Finding the Fourth Proportional to 541,405.40, 812,108.10 and 373,443.80

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Solution

The fourth proportional to 541,405.40, 812,108.10 and 373,443.80 is: 560,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,405.40 : 812,108.10 = 373,443.80 : x
  2. Step 2: Convert to fraction form
    541,405.40/812,108.10 = 373,443.80/x
  3. Step 3: Cross multiply
    541,405.40x = 812,108.10 × 373,443.80
  4. Step 4: Simplify right side
    541,405.40x = 303,276,734,874.78
  5. Step 5: Solve for x
    x = 303,276,734,874.78/541,405.40
  6. Step 6: Final answer
    x = 560,165.70

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