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Finding the Fourth Proportional to 494,553.53, 741,822.23 and 157,589.64

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Solution

The fourth proportional to 494,553.53, 741,822.23 and 157,589.64 is: 236,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,553.53 : 741,822.23 = 157,589.64 : x
  2. Step 2: Convert to fraction form
    494,553.53/741,822.23 = 157,589.64/x
  3. Step 3: Cross multiply
    494,553.53x = 741,822.23 × 157,589.64
  4. Step 4: Simplify right side
    494,553.53x = 116,903,497,381.75
  5. Step 5: Solve for x
    x = 116,903,497,381.75/494,553.53
  6. Step 6: Final answer
    x = 236,381.89

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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.