Home / 323,983.09-447,096.85-180,743.13

Finding the Fourth Proportional to 323,983.09, 447,096.85 and 180,743.13

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Solution

The fourth proportional to 323,983.09, 447,096.85 and 180,743.13 is: 249,425.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,983.09 : 447,096.85 = 180,743.13 : x
  2. Step 2: Convert to fraction form
    323,983.09/447,096.85 = 180,743.13/x
  3. Step 3: Cross multiply
    323,983.09x = 447,096.85 × 180,743.13
  4. Step 4: Simplify right side
    323,983.09x = 80,809,684,082.14
  5. Step 5: Solve for x
    x = 80,809,684,082.14/323,983.09
  6. Step 6: Final answer
    x = 249,425.63

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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.