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Finding the Fourth Proportional to 331,522.44, 497,213.16 and 94,801.56

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Solution

The fourth proportional to 331,522.44, 497,213.16 and 94,801.56 is: 142,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,522.44 : 497,213.16 = 94,801.56 : x
  2. Step 2: Convert to fraction form
    331,522.44/497,213.16 = 94,801.56/x
  3. Step 3: Cross multiply
    331,522.44x = 497,213.16 × 94,801.56
  4. Step 4: Simplify right side
    331,522.44x = 47,136,583,220.53
  5. Step 5: Solve for x
    x = 47,136,583,220.53/331,522.44
  6. Step 6: Final answer
    x = 142,182.18

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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.