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Finding the Fourth Proportional to 332,863.66, 459,359.94 and 202,042.79

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Solution

The fourth proportional to 332,863.66, 459,359.94 and 202,042.79 is: 278,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,863.66 : 459,359.94 = 202,042.79 : x
  2. Step 2: Convert to fraction form
    332,863.66/459,359.94 = 202,042.79/x
  3. Step 3: Cross multiply
    332,863.66x = 459,359.94 × 202,042.79
  4. Step 4: Simplify right side
    332,863.66x = 92,810,363,891.83
  5. Step 5: Solve for x
    x = 92,810,363,891.83/332,863.66
  6. Step 6: Final answer
    x = 278,823.96

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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.