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Finding the Fourth Proportional to 348,370.82, 522,461.31 and 95,591.38

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Solution

The fourth proportional to 348,370.82, 522,461.31 and 95,591.38 is: 143,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,370.82 : 522,461.31 = 95,591.38 : x
  2. Step 2: Convert to fraction form
    348,370.82/522,461.31 = 95,591.38/x
  3. Step 3: Cross multiply
    348,370.82x = 522,461.31 × 95,591.38
  4. Step 4: Simplify right side
    348,370.82x = 49,942,797,006.34
  5. Step 5: Solve for x
    x = 49,942,797,006.34/348,370.82
  6. Step 6: Final answer
    x = 143,361.02

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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.