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Finding the Fourth Proportional to 228,469.68, 342,501.06 and 108,452.58

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Solution

The fourth proportional to 228,469.68, 342,501.06 and 108,452.58 is: 162,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,469.68 : 342,501.06 = 108,452.58 : x
  2. Step 2: Convert to fraction form
    228,469.68/342,501.06 = 108,452.58/x
  3. Step 3: Cross multiply
    228,469.68x = 342,501.06 × 108,452.58
  4. Step 4: Simplify right side
    228,469.68x = 37,145,123,609.73
  5. Step 5: Solve for x
    x = 37,145,123,609.73/228,469.68
  6. Step 6: Final answer
    x = 162,582.29

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1.5x scale

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.