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Finding the Fourth Proportional to 295,540.70, 443,311.05 and 202,228.70

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Solution

The fourth proportional to 295,540.70, 443,311.05 and 202,228.70 is: 303,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,540.70 : 443,311.05 = 202,228.70 : x
  2. Step 2: Convert to fraction form
    295,540.70/443,311.05 = 202,228.70/x
  3. Step 3: Cross multiply
    295,540.70x = 443,311.05 × 202,228.70
  4. Step 4: Simplify right side
    295,540.70x = 89,650,217,337.14
  5. Step 5: Solve for x
    x = 89,650,217,337.14/295,540.70
  6. Step 6: Final answer
    x = 303,343.05

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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.