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Finding the Fourth Proportional to 671,299.62, 926,397.33 and 365,375.27

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Solution

The fourth proportional to 671,299.62, 926,397.33 and 365,375.27 is: 504,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,299.62 : 926,397.33 = 365,375.27 : x
  2. Step 2: Convert to fraction form
    671,299.62/926,397.33 = 365,375.27/x
  3. Step 3: Cross multiply
    671,299.62x = 926,397.33 × 365,375.27
  4. Step 4: Simplify right side
    671,299.62x = 338,482,672,749.15
  5. Step 5: Solve for x
    x = 338,482,672,749.15/671,299.62
  6. Step 6: Final answer
    x = 504,219.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.