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Finding the Fourth Proportional to 375,060.33, 517,586.49 and 213,923.54

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Solution

The fourth proportional to 375,060.33, 517,586.49 and 213,923.54 is: 295,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,060.33 : 517,586.49 = 213,923.54 : x
  2. Step 2: Convert to fraction form
    375,060.33/517,586.49 = 213,923.54/x
  3. Step 3: Cross multiply
    375,060.33x = 517,586.49 × 213,923.54
  4. Step 4: Simplify right side
    375,060.33x = 110,723,935,490.94
  5. Step 5: Solve for x
    x = 110,723,935,490.94/375,060.33
  6. Step 6: Final answer
    x = 295,216.33

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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.