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Finding the Fourth Proportional to 379,060.98, 568,726.84 and 162,828.86

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Solution

The fourth proportional to 379,060.98, 568,726.84 and 162,828.86 is: 244,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,060.98 : 568,726.84 = 162,828.86 : x
  2. Step 2: Convert to fraction form
    379,060.98/568,726.84 = 162,828.86/x
  3. Step 3: Cross multiply
    379,060.98x = 568,726.84 × 162,828.86
  4. Step 4: Simplify right side
    379,060.98x = 92,605,143,008.60
  5. Step 5: Solve for x
    x = 92,605,143,008.60/379,060.98
  6. Step 6: Final answer
    x = 244,301.44

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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.