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Finding the Fourth Proportional to 297,942.51, 446,773.28 and 108,269.47

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Solution

The fourth proportional to 297,942.51, 446,773.28 and 108,269.47 is: 162,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,942.51 : 446,773.28 = 108,269.47 : x
  2. Step 2: Convert to fraction form
    297,942.51/446,773.28 = 108,269.47/x
  3. Step 3: Cross multiply
    297,942.51x = 446,773.28 × 108,269.47
  4. Step 4: Simplify right side
    297,942.51x = 48,371,906,235.76
  5. Step 5: Solve for x
    x = 48,371,906,235.76/297,942.51
  6. Step 6: Final answer
    x = 162,353.15

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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.