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Finding the Fourth Proportional to 489,226.60, 733,839.90 and 173,715.40

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Solution

The fourth proportional to 489,226.60, 733,839.90 and 173,715.40 is: 260,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,226.60 : 733,839.90 = 173,715.40 : x
  2. Step 2: Convert to fraction form
    489,226.60/733,839.90 = 173,715.40/x
  3. Step 3: Cross multiply
    489,226.60x = 733,839.90 × 173,715.40
  4. Step 4: Simplify right side
    489,226.60x = 127,479,291,764.46
  5. Step 5: Solve for x
    x = 127,479,291,764.46/489,226.60
  6. Step 6: Final answer
    x = 260,573.10

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