Home / 574,769.25-862,916.90-491,067.09

Finding the Fourth Proportional to 574,769.25, 862,916.90 and 491,067.09

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Solution

The fourth proportional to 574,769.25, 862,916.90 and 491,067.09 is: 737,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,769.25 : 862,916.90 = 491,067.09 : x
  2. Step 2: Convert to fraction form
    574,769.25/862,916.90 = 491,067.09/x
  3. Step 3: Cross multiply
    574,769.25x = 862,916.90 × 491,067.09
  4. Step 4: Simplify right side
    574,769.25x = 423,750,088,539.49
  5. Step 5: Solve for x
    x = 423,750,088,539.49/574,769.25
  6. Step 6: Final answer
    x = 737,252.54

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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.