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Finding the Fourth Proportional to 366,934.10, 550,401.15 and 328,442.90

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Solution

The fourth proportional to 366,934.10, 550,401.15 and 328,442.90 is: 492,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,934.10 : 550,401.15 = 328,442.90 : x
  2. Step 2: Convert to fraction form
    366,934.10/550,401.15 = 328,442.90/x
  3. Step 3: Cross multiply
    366,934.10x = 550,401.15 × 328,442.90
  4. Step 4: Simplify right side
    366,934.10x = 180,775,349,869.34
  5. Step 5: Solve for x
    x = 180,775,349,869.34/366,934.10
  6. Step 6: Final answer
    x = 492,664.35

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