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Finding the Fourth Proportional to 332,646.40, 459,052.21 and 179,684.59

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Solution

The fourth proportional to 332,646.40, 459,052.21 and 179,684.59 is: 247,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,646.40 : 459,052.21 = 179,684.59 : x
  2. Step 2: Convert to fraction form
    332,646.40/459,052.21 = 179,684.59/x
  3. Step 3: Cross multiply
    332,646.40x = 459,052.21 × 179,684.59
  4. Step 4: Simplify right side
    332,646.40x = 82,484,608,142.44
  5. Step 5: Solve for x
    x = 82,484,608,142.44/332,646.40
  6. Step 6: Final answer
    x = 247,964.83

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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.