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Finding the Fourth Proportional to 317,249.16, 475,723.08 and 184,170.21

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Solution

The fourth proportional to 317,249.16, 475,723.08 and 184,170.21 is: 276,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,249.16 : 475,723.08 = 184,170.21 : x
  2. Step 2: Convert to fraction form
    317,249.16/475,723.08 = 184,170.21/x
  3. Step 3: Cross multiply
    317,249.16x = 475,723.08 × 184,170.21
  4. Step 4: Simplify right side
    317,249.16x = 87,614,019,545.45
  5. Step 5: Solve for x
    x = 87,614,019,545.45/317,249.16
  6. Step 6: Final answer
    x = 276,167.85

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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.