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Finding the Fourth Proportional to 301,040.73, 451,503.54 and 151,239.51

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Solution

The fourth proportional to 301,040.73, 451,503.54 and 151,239.51 is: 226,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,040.73 : 451,503.54 = 151,239.51 : x
  2. Step 2: Convert to fraction form
    301,040.73/451,503.54 = 151,239.51/x
  3. Step 3: Cross multiply
    301,040.73x = 451,503.54 × 151,239.51
  4. Step 4: Simplify right side
    301,040.73x = 68,285,174,152.87
  5. Step 5: Solve for x
    x = 68,285,174,152.87/301,040.73
  6. Step 6: Final answer
    x = 226,830.35

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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.