Home / 332,979.30-459,497.88-189,727.20

Finding the Fourth Proportional to 332,979.30, 459,497.88 and 189,727.20

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Solution

The fourth proportional to 332,979.30, 459,497.88 and 189,727.20 is: 261,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,979.30 : 459,497.88 = 189,727.20 : x
  2. Step 2: Convert to fraction form
    332,979.30/459,497.88 = 189,727.20/x
  3. Step 3: Cross multiply
    332,979.30x = 459,497.88 × 189,727.20
  4. Step 4: Simplify right side
    332,979.30x = 87,179,246,178.34
  5. Step 5: Solve for x
    x = 87,179,246,178.34/332,979.30
  6. Step 6: Final answer
    x = 261,815.81

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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.