Home / 396,748.48-594,372.32-307,564.96

Finding the Fourth Proportional to 396,748.48, 594,372.32 and 307,564.96

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Solution

The fourth proportional to 396,748.48, 594,372.32 and 307,564.96 is: 460,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,748.48 : 594,372.32 = 307,564.96 : x
  2. Step 2: Convert to fraction form
    396,748.48/594,372.32 = 307,564.96/x
  3. Step 3: Cross multiply
    396,748.48x = 594,372.32 × 307,564.96
  4. Step 4: Simplify right side
    396,748.48x = 182,808,098,825.91
  5. Step 5: Solve for x
    x = 182,808,098,825.91/396,748.48
  6. Step 6: Final answer
    x = 460,765.72

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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.