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Finding the Fourth Proportional to 323,197.45, 484,796.17 and 101,581.45

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Solution

The fourth proportional to 323,197.45, 484,796.17 and 101,581.45 is: 152,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,197.45 : 484,796.17 = 101,581.45 : x
  2. Step 2: Convert to fraction form
    323,197.45/484,796.17 = 101,581.45/x
  3. Step 3: Cross multiply
    323,197.45x = 484,796.17 × 101,581.45
  4. Step 4: Simplify right side
    323,197.45x = 49,246,295,225.11
  5. Step 5: Solve for x
    x = 49,246,295,225.11/323,197.45
  6. Step 6: Final answer
    x = 152,372.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.