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Finding the Fourth Proportional to 443,138.10, 663,929.55 and 363,822.90

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Solution

The fourth proportional to 443,138.10, 663,929.55 and 363,822.90 is: 545,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,138.10 : 663,929.55 = 363,822.90 : x
  2. Step 2: Convert to fraction form
    443,138.10/663,929.55 = 363,822.90/x
  3. Step 3: Cross multiply
    443,138.10x = 663,929.55 × 363,822.90
  4. Step 4: Simplify right side
    443,138.10x = 241,552,774,276.70
  5. Step 5: Solve for x
    x = 241,552,774,276.70/443,138.10
  6. Step 6: Final answer
    x = 545,095.93

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