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Finding the Fourth Proportional to 301,037.68, 451,240.44 and 101,288.72

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Solution

The fourth proportional to 301,037.68, 451,240.44 and 101,288.72 is: 151,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,037.68 : 451,240.44 = 101,288.72 : x
  2. Step 2: Convert to fraction form
    301,037.68/451,240.44 = 101,288.72/x
  3. Step 3: Cross multiply
    301,037.68x = 451,240.44 × 101,288.72
  4. Step 4: Simplify right side
    301,037.68x = 45,705,566,579.84
  5. Step 5: Solve for x
    x = 45,705,566,579.84/301,037.68
  6. Step 6: Final answer
    x = 151,826.73

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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.