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Finding the Fourth Proportional to 675,592.76, 1,013,400.89 and 248,908.96

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Solution

The fourth proportional to 675,592.76, 1,013,400.89 and 248,908.96 is: 373,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,592.76 : 1,013,400.89 = 248,908.96 : x
  2. Step 2: Convert to fraction form
    675,592.76/1,013,400.89 = 248,908.96/x
  3. Step 3: Cross multiply
    675,592.76x = 1,013,400.89 × 248,908.96
  4. Step 4: Simplify right side
    675,592.76x = 252,244,560,348.43
  5. Step 5: Solve for x
    x = 252,244,560,348.43/675,592.76
  6. Step 6: Final answer
    x = 373,367.77

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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.