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Finding the Fourth Proportional to 329,844.34, 494,765.28 and 119,433.06

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Solution

The fourth proportional to 329,844.34, 494,765.28 and 119,433.06 is: 179,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,844.34 : 494,765.28 = 119,433.06 : x
  2. Step 2: Convert to fraction form
    329,844.34/494,765.28 = 119,433.06/x
  3. Step 3: Cross multiply
    329,844.34x = 494,765.28 × 119,433.06
  4. Step 4: Simplify right side
    329,844.34x = 59,091,331,372.16
  5. Step 5: Solve for x
    x = 59,091,331,372.16/329,844.34
  6. Step 6: Final answer
    x = 179,149.14

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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.