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Finding the Fourth Proportional to 323,603.52, 446,473.89 and 187,610.33

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Solution

The fourth proportional to 323,603.52, 446,473.89 and 187,610.33 is: 258,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,603.52 : 446,473.89 = 187,610.33 : x
  2. Step 2: Convert to fraction form
    323,603.52/446,473.89 = 187,610.33/x
  3. Step 3: Cross multiply
    323,603.52x = 446,473.89 × 187,610.33
  4. Step 4: Simplify right side
    323,603.52x = 83,763,114,955.47
  5. Step 5: Solve for x
    x = 83,763,114,955.47/323,603.52
  6. Step 6: Final answer
    x = 258,844.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.