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Finding the Fourth Proportional to 447,644.88, 671,270.28 and 237,233.52

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Solution

The fourth proportional to 447,644.88, 671,270.28 and 237,233.52 is: 355,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,644.88 : 671,270.28 = 237,233.52 : x
  2. Step 2: Convert to fraction form
    447,644.88/671,270.28 = 237,233.52/x
  3. Step 3: Cross multiply
    447,644.88x = 671,270.28 × 237,233.52
  4. Step 4: Simplify right side
    447,644.88x = 159,247,811,395.79
  5. Step 5: Solve for x
    x = 159,247,811,395.79/447,644.88
  6. Step 6: Final answer
    x = 355,745.86

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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.