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Finding the Fourth Proportional to 332,607.83, 499,035.65 and 199,583.55

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Solution

The fourth proportional to 332,607.83, 499,035.65 and 199,583.55 is: 299,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,607.83 : 499,035.65 = 199,583.55 : x
  2. Step 2: Convert to fraction form
    332,607.83/499,035.65 = 199,583.55/x
  3. Step 3: Cross multiply
    332,607.83x = 499,035.65 × 199,583.55
  4. Step 4: Simplify right side
    332,607.83x = 99,599,305,605.64
  5. Step 5: Solve for x
    x = 99,599,305,605.64/332,607.83
  6. Step 6: Final answer
    x = 299,449.68

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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.