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Finding the Fourth Proportional to 363,270.66, 544,883.82 and 135,522.42

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Solution

The fourth proportional to 363,270.66, 544,883.82 and 135,522.42 is: 203,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,270.66 : 544,883.82 = 135,522.42 : x
  2. Step 2: Convert to fraction form
    363,270.66/544,883.82 = 135,522.42/x
  3. Step 3: Cross multiply
    363,270.66x = 544,883.82 × 135,522.42
  4. Step 4: Simplify right side
    363,270.66x = 73,843,973,905.24
  5. Step 5: Solve for x
    x = 73,843,973,905.24/363,270.66
  6. Step 6: Final answer
    x = 203,275.36

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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.