Home / 749,829.44-1,125,183.76-276,844.56

Finding the Fourth Proportional to 749,829.44, 1,125,183.76 and 276,844.56

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Solution

The fourth proportional to 749,829.44, 1,125,183.76 and 276,844.56 is: 415,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,829.44 : 1,125,183.76 = 276,844.56 : x
  2. Step 2: Convert to fraction form
    749,829.44/1,125,183.76 = 276,844.56/x
  3. Step 3: Cross multiply
    749,829.44x = 1,125,183.76 × 276,844.56
  4. Step 4: Simplify right side
    749,829.44x = 311,501,002,956.35
  5. Step 5: Solve for x
    x = 311,501,002,956.35/749,829.44
  6. Step 6: Final answer
    x = 415,429.14

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1.5x scale

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.