Home / 1,007,736.78-1,511,818.38-333,779.90

Finding the Fourth Proportional to 1,007,736.78, 1,511,818.38 and 333,779.90

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Solution

The fourth proportional to 1,007,736.78, 1,511,818.38 and 333,779.90 is: 500,740.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,736.78 : 1,511,818.38 = 333,779.90 : x
  2. Step 2: Convert to fraction form
    1,007,736.78/1,511,818.38 = 333,779.90/x
  3. Step 3: Cross multiply
    1,007,736.78x = 1,511,818.38 × 333,779.90
  4. Step 4: Simplify right side
    1,007,736.78x = 504,614,587,694.56
  5. Step 5: Solve for x
    x = 504,614,587,694.56/1,007,736.78
  6. Step 6: Final answer
    x = 500,740.47

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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.