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Finding the Fourth Proportional to 603,993.12, 833,516.11 and 332,062.92

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Solution

The fourth proportional to 603,993.12, 833,516.11 and 332,062.92 is: 458,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,993.12 : 833,516.11 = 332,062.92 : x
  2. Step 2: Convert to fraction form
    603,993.12/833,516.11 = 332,062.92/x
  3. Step 3: Cross multiply
    603,993.12x = 833,516.11 × 332,062.92
  4. Step 4: Simplify right side
    603,993.12x = 276,779,793,353.64
  5. Step 5: Solve for x
    x = 276,779,793,353.64/603,993.12
  6. Step 6: Final answer
    x = 458,249.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.