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Finding the Fourth Proportional to 482,885.76, 666,372.36 and 268,013.04

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Solution

The fourth proportional to 482,885.76, 666,372.36 and 268,013.04 is: 369,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,885.76 : 666,372.36 = 268,013.04 : x
  2. Step 2: Convert to fraction form
    482,885.76/666,372.36 = 268,013.04/x
  3. Step 3: Cross multiply
    482,885.76x = 666,372.36 × 268,013.04
  4. Step 4: Simplify right side
    482,885.76x = 178,596,481,975.57
  5. Step 5: Solve for x
    x = 178,596,481,975.57/482,885.76
  6. Step 6: Final answer
    x = 369,852.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.