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Finding the Fourth Proportional to 377,992.88, 566,978.94 and 164,760.66

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Solution

The fourth proportional to 377,992.88, 566,978.94 and 164,760.66 is: 247,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,992.88 : 566,978.94 = 164,760.66 : x
  2. Step 2: Convert to fraction form
    377,992.88/566,978.94 = 164,760.66/x
  3. Step 3: Cross multiply
    377,992.88x = 566,978.94 × 164,760.66
  4. Step 4: Simplify right side
    377,992.88x = 93,415,824,360.50
  5. Step 5: Solve for x
    x = 93,415,824,360.50/377,992.88
  6. Step 6: Final answer
    x = 247,136.47

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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.