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Finding the Fourth Proportional to 329,607.82, 493,902.85 and 222,572.29

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Solution

The fourth proportional to 329,607.82, 493,902.85 and 222,572.29 is: 333,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,607.82 : 493,902.85 = 222,572.29 : x
  2. Step 2: Convert to fraction form
    329,607.82/493,902.85 = 222,572.29/x
  3. Step 3: Cross multiply
    329,607.82x = 493,902.85 × 222,572.29
  4. Step 4: Simplify right side
    329,607.82x = 109,929,088,362.03
  5. Step 5: Solve for x
    x = 109,929,088,362.03/329,607.82
  6. Step 6: Final answer
    x = 333,514.81

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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.