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Finding the Fourth Proportional to 377,792.10, 566,687.52 and 259,103.61

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Solution

The fourth proportional to 377,792.10, 566,687.52 and 259,103.61 is: 388,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,792.10 : 566,687.52 = 259,103.61 : x
  2. Step 2: Convert to fraction form
    377,792.10/566,687.52 = 259,103.61/x
  3. Step 3: Cross multiply
    377,792.10x = 566,687.52 × 259,103.61
  4. Step 4: Simplify right side
    377,792.10x = 146,830,782,173.95
  5. Step 5: Solve for x
    x = 146,830,782,173.95/377,792.10
  6. Step 6: Final answer
    x = 388,654.98

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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.