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Finding the Fourth Proportional to 578,898.24, 798,891.14 and 337,196.39

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Solution

The fourth proportional to 578,898.24, 798,891.14 and 337,196.39 is: 465,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,898.24 : 798,891.14 = 337,196.39 : x
  2. Step 2: Convert to fraction form
    578,898.24/798,891.14 = 337,196.39/x
  3. Step 3: Cross multiply
    578,898.24x = 798,891.14 × 337,196.39
  4. Step 4: Simplify right side
    578,898.24x = 269,383,204,416.53
  5. Step 5: Solve for x
    x = 269,383,204,416.53/578,898.24
  6. Step 6: Final answer
    x = 465,337.75

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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.