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Finding the Fourth Proportional to 482,514.40, 723,704.64 and 337,982.56

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Solution

The fourth proportional to 482,514.40, 723,704.64 and 337,982.56 is: 506,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,514.40 : 723,704.64 = 337,982.56 : x
  2. Step 2: Convert to fraction form
    482,514.40/723,704.64 = 337,982.56/x
  3. Step 3: Cross multiply
    482,514.40x = 723,704.64 × 337,982.56
  4. Step 4: Simplify right side
    482,514.40x = 244,599,546,911.08
  5. Step 5: Solve for x
    x = 244,599,546,911.08/482,514.40
  6. Step 6: Final answer
    x = 506,926.94

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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.