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Finding the Fourth Proportional to 546,672.84, 820,067.58 and 231,161.64

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Solution

The fourth proportional to 546,672.84, 820,067.58 and 231,161.64 is: 346,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,672.84 : 820,067.58 = 231,161.64 : x
  2. Step 2: Convert to fraction form
    546,672.84/820,067.58 = 231,161.64/x
  3. Step 3: Cross multiply
    546,672.84x = 820,067.58 × 231,161.64
  4. Step 4: Simplify right side
    546,672.84x = 189,568,166,703.63
  5. Step 5: Solve for x
    x = 189,568,166,703.63/546,672.84
  6. Step 6: Final answer
    x = 346,767.12

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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.