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Finding the Fourth Proportional to 295,508.48, 443,262.72 and 73,892.48

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Solution

The fourth proportional to 295,508.48, 443,262.72 and 73,892.48 is: 110,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,508.48 : 443,262.72 = 73,892.48 : x
  2. Step 2: Convert to fraction form
    295,508.48/443,262.72 = 73,892.48/x
  3. Step 3: Cross multiply
    295,508.48x = 443,262.72 × 73,892.48
  4. Step 4: Simplify right side
    295,508.48x = 32,753,781,672.35
  5. Step 5: Solve for x
    x = 32,753,781,672.35/295,508.48
  6. Step 6: Final answer
    x = 110,838.72

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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.