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Finding the Fourth Proportional to 332,431.64, 458,772.86 and 203,329.64

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Solution

The fourth proportional to 332,431.64, 458,772.86 and 203,329.64 is: 280,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,431.64 : 458,772.86 = 203,329.64 : x
  2. Step 2: Convert to fraction form
    332,431.64/458,772.86 = 203,329.64/x
  3. Step 3: Cross multiply
    332,431.64x = 458,772.86 × 203,329.64
  4. Step 4: Simplify right side
    332,431.64x = 93,282,122,120.83
  5. Step 5: Solve for x
    x = 93,282,122,120.83/332,431.64
  6. Step 6: Final answer
    x = 280,605.42

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1.5x scale

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.