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Finding the Fourth Proportional to 433,297.73, 649,944.77 and 117,753.73

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Solution

The fourth proportional to 433,297.73, 649,944.77 and 117,753.73 is: 176,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,297.73 : 649,944.77 = 117,753.73 : x
  2. Step 2: Convert to fraction form
    433,297.73/649,944.77 = 117,753.73/x
  3. Step 3: Cross multiply
    433,297.73x = 649,944.77 × 117,753.73
  4. Step 4: Simplify right side
    433,297.73x = 76,533,420,961.49
  5. Step 5: Solve for x
    x = 76,533,420,961.49/433,297.73
  6. Step 6: Final answer
    x = 176,630.10

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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.