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Finding the Fourth Proportional to 332,575.80, 498,535.65 and 163,958.10

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Solution

The fourth proportional to 332,575.80, 498,535.65 and 163,958.10 is: 245,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,575.80 : 498,535.65 = 163,958.10 : x
  2. Step 2: Convert to fraction form
    332,575.80/498,535.65 = 163,958.10/x
  3. Step 3: Cross multiply
    332,575.80x = 498,535.65 × 163,958.10
  4. Step 4: Simplify right side
    332,575.80x = 81,738,957,956.27
  5. Step 5: Solve for x
    x = 81,738,957,956.27/332,575.80
  6. Step 6: Final answer
    x = 245,775.42

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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.