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Finding the Fourth Proportional to 323,022.44, 484,614.30 and 112,663.40

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Solution

The fourth proportional to 323,022.44, 484,614.30 and 112,663.40 is: 169,023.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,022.44 : 484,614.30 = 112,663.40 : x
  2. Step 2: Convert to fraction form
    323,022.44/484,614.30 = 112,663.40/x
  3. Step 3: Cross multiply
    323,022.44x = 484,614.30 × 112,663.40
  4. Step 4: Simplify right side
    323,022.44x = 54,598,294,726.62
  5. Step 5: Solve for x
    x = 54,598,294,726.62/323,022.44
  6. Step 6: Final answer
    x = 169,023.23

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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.