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Finding the Fourth Proportional to 611,676.87, 844,124.49 and 336,046.32

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Solution

The fourth proportional to 611,676.87, 844,124.49 and 336,046.32 is: 463,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,676.87 : 844,124.49 = 336,046.32 : x
  2. Step 2: Convert to fraction form
    611,676.87/844,124.49 = 336,046.32/x
  3. Step 3: Cross multiply
    611,676.87x = 844,124.49 × 336,046.32
  4. Step 4: Simplify right side
    611,676.87x = 283,664,928,486.38
  5. Step 5: Solve for x
    x = 283,664,928,486.38/611,676.87
  6. Step 6: Final answer
    x = 463,749.64

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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.