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Finding the Fourth Proportional to 467,916.54, 701,874.92 and 131,006.82

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Solution

The fourth proportional to 467,916.54, 701,874.92 and 131,006.82 is: 196,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,916.54 : 701,874.92 = 131,006.82 : x
  2. Step 2: Convert to fraction form
    467,916.54/701,874.92 = 131,006.82/x
  3. Step 3: Cross multiply
    467,916.54x = 701,874.92 × 131,006.82
  4. Step 4: Simplify right side
    467,916.54x = 91,950,401,306.95
  5. Step 5: Solve for x
    x = 91,950,401,306.95/467,916.54
  6. Step 6: Final answer
    x = 196,510.26

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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.