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Finding the Fourth Proportional to 295,337.82, 443,243.19 and 153,223.82

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Solution

The fourth proportional to 295,337.82, 443,243.19 and 153,223.82 is: 229,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,337.82 : 443,243.19 = 153,223.82 : x
  2. Step 2: Convert to fraction form
    295,337.82/443,243.19 = 153,223.82/x
  3. Step 3: Cross multiply
    295,337.82x = 443,243.19 × 153,223.82
  4. Step 4: Simplify right side
    295,337.82x = 67,915,416,251.95
  5. Step 5: Solve for x
    x = 67,915,416,251.95/295,337.82
  6. Step 6: Final answer
    x = 229,958.42

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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.