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Finding the Fourth Proportional to 305,906.16, 458,859.24 and 95,560.68

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Solution

The fourth proportional to 305,906.16, 458,859.24 and 95,560.68 is: 143,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,906.16 : 458,859.24 = 95,560.68 : x
  2. Step 2: Convert to fraction form
    305,906.16/458,859.24 = 95,560.68/x
  3. Step 3: Cross multiply
    305,906.16x = 458,859.24 × 95,560.68
  4. Step 4: Simplify right side
    305,906.16x = 43,848,900,998.68
  5. Step 5: Solve for x
    x = 43,848,900,998.68/305,906.16
  6. Step 6: Final answer
    x = 143,341.02

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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.