Home / 1,001,260.78-1,501,983.45-327,345.64

Finding the Fourth Proportional to 1,001,260.78, 1,501,983.45 and 327,345.64

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Solution

The fourth proportional to 1,001,260.78, 1,501,983.45 and 327,345.64 is: 491,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,260.78 : 1,501,983.45 = 327,345.64 : x
  2. Step 2: Convert to fraction form
    1,001,260.78/1,501,983.45 = 327,345.64/x
  3. Step 3: Cross multiply
    1,001,260.78x = 1,501,983.45 × 327,345.64
  4. Step 4: Simplify right side
    1,001,260.78x = 491,667,733,709.66
  5. Step 5: Solve for x
    x = 491,667,733,709.66/1,001,260.78
  6. Step 6: Final answer
    x = 491,048.63

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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.