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Finding the Fourth Proportional to 488,149.54, 732,202.44 and 133,162.42

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Solution

The fourth proportional to 488,149.54, 732,202.44 and 133,162.42 is: 199,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,149.54 : 732,202.44 = 133,162.42 : x
  2. Step 2: Convert to fraction form
    488,149.54/732,202.44 = 133,162.42/x
  3. Step 3: Cross multiply
    488,149.54x = 732,202.44 × 133,162.42
  4. Step 4: Simplify right side
    488,149.54x = 97,501,848,840.30
  5. Step 5: Solve for x
    x = 97,501,848,840.30/488,149.54
  6. Step 6: Final answer
    x = 199,737.66

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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.