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Finding the Fourth Proportional to 317,213.16, 475,669.08 and 184,134.21

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Solution

The fourth proportional to 317,213.16, 475,669.08 and 184,134.21 is: 276,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,213.16 : 475,669.08 = 184,134.21 : x
  2. Step 2: Convert to fraction form
    317,213.16/475,669.08 = 184,134.21/x
  3. Step 3: Cross multiply
    317,213.16x = 475,669.08 × 184,134.21
  4. Step 4: Simplify right side
    317,213.16x = 87,586,950,267.23
  5. Step 5: Solve for x
    x = 87,586,950,267.23/317,213.16
  6. Step 6: Final answer
    x = 276,113.86

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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.