Home / 323,982.84-447,096.51-180,742.88

Finding the Fourth Proportional to 323,982.84, 447,096.51 and 180,742.88

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Solution

The fourth proportional to 323,982.84, 447,096.51 and 180,742.88 is: 249,425.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,982.84 : 447,096.51 = 180,742.88 : x
  2. Step 2: Convert to fraction form
    323,982.84/447,096.51 = 180,742.88/x
  3. Step 3: Cross multiply
    323,982.84x = 447,096.51 × 180,742.88
  4. Step 4: Simplify right side
    323,982.84x = 80,809,509,951.63
  5. Step 5: Solve for x
    x = 80,809,509,951.63/323,982.84
  6. Step 6: Final answer
    x = 249,425.28

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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.