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Finding the Fourth Proportional to 322,442.91, 483,665.49 and 97,805.27

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Solution

The fourth proportional to 322,442.91, 483,665.49 and 97,805.27 is: 146,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,442.91 : 483,665.49 = 97,805.27 : x
  2. Step 2: Convert to fraction form
    322,442.91/483,665.49 = 97,805.27/x
  3. Step 3: Cross multiply
    322,442.91x = 483,665.49 × 97,805.27
  4. Step 4: Simplify right side
    322,442.91x = 47,305,035,048.30
  5. Step 5: Solve for x
    x = 47,305,035,048.30/322,442.91
  6. Step 6: Final answer
    x = 146,708.25

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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.