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Finding the Fourth Proportional to 488,754.97, 733,234.51 and 151,786.87

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Solution

The fourth proportional to 488,754.97, 733,234.51 and 151,786.87 is: 227,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,754.97 : 733,234.51 = 151,786.87 : x
  2. Step 2: Convert to fraction form
    488,754.97/733,234.51 = 151,786.87/x
  3. Step 3: Cross multiply
    488,754.97x = 733,234.51 × 151,786.87
  4. Step 4: Simplify right side
    488,754.97x = 111,295,369,605.53
  5. Step 5: Solve for x
    x = 111,295,369,605.53/488,754.97
  6. Step 6: Final answer
    x = 227,712.00

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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.