Home / 382,115.72-572,299.50-182,576.36

Finding the Fourth Proportional to 382,115.72, 572,299.50 and 182,576.36

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Solution

The fourth proportional to 382,115.72, 572,299.50 and 182,576.36 is: 273,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,115.72 : 572,299.50 = 182,576.36 : x
  2. Step 2: Convert to fraction form
    382,115.72/572,299.50 = 182,576.36/x
  3. Step 3: Cross multiply
    382,115.72x = 572,299.50 × 182,576.36
  4. Step 4: Simplify right side
    382,115.72x = 104,488,359,539.82
  5. Step 5: Solve for x
    x = 104,488,359,539.82/382,115.72
  6. Step 6: Final answer
    x = 273,446.90

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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.