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Finding the Fourth Proportional to 482,915.34, 666,389.82 and 268,038.50

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Solution

The fourth proportional to 482,915.34, 666,389.82 and 268,038.50 is: 369,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,915.34 : 666,389.82 = 268,038.50 : x
  2. Step 2: Convert to fraction form
    482,915.34/666,389.82 = 268,038.50/x
  3. Step 3: Cross multiply
    482,915.34x = 666,389.82 × 268,038.50
  4. Step 4: Simplify right side
    482,915.34x = 178,618,124,436.12
  5. Step 5: Solve for x
    x = 178,618,124,436.12/482,915.34
  6. Step 6: Final answer
    x = 369,874.61

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