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Finding the Fourth Proportional to 295,286.35, 442,999.91 and 95,606.79

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Solution

The fourth proportional to 295,286.35, 442,999.91 and 95,606.79 is: 143,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,286.35 : 442,999.91 = 95,606.79 : x
  2. Step 2: Convert to fraction form
    295,286.35/442,999.91 = 95,606.79/x
  3. Step 3: Cross multiply
    295,286.35x = 442,999.91 × 95,606.79
  4. Step 4: Simplify right side
    295,286.35x = 42,353,799,365.39
  5. Step 5: Solve for x
    x = 42,353,799,365.39/295,286.35
  6. Step 6: Final answer
    x = 143,432.97

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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.