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Finding the Fourth Proportional to 996,402.48, 1,375,068.60 and 543,718.32

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Solution

The fourth proportional to 996,402.48, 1,375,068.60 and 543,718.32 is: 750,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,402.48 : 1,375,068.60 = 543,718.32 : x
  2. Step 2: Convert to fraction form
    996,402.48/1,375,068.60 = 543,718.32/x
  3. Step 3: Cross multiply
    996,402.48x = 1,375,068.60 × 543,718.32
  4. Step 4: Simplify right side
    996,402.48x = 747,649,989,076.75
  5. Step 5: Solve for x
    x = 747,649,989,076.75/996,402.48
  6. Step 6: Final answer
    x = 750,349.39

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