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Finding the Fourth Proportional to 386,675.10, 580,224.06 and 150,027.12

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Solution

The fourth proportional to 386,675.10, 580,224.06 and 150,027.12 is: 225,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,675.10 : 580,224.06 = 150,027.12 : x
  2. Step 2: Convert to fraction form
    386,675.10/580,224.06 = 150,027.12/x
  3. Step 3: Cross multiply
    386,675.10x = 580,224.06 × 150,027.12
  4. Step 4: Simplify right side
    386,675.10x = 87,049,344,676.51
  5. Step 5: Solve for x
    x = 87,049,344,676.51/386,675.10
  6. Step 6: Final answer
    x = 225,122.71

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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.