Home / 331,626.49-457,514.64-204,080.65

Finding the Fourth Proportional to 331,626.49, 457,514.64 and 204,080.65

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Solution

The fourth proportional to 331,626.49, 457,514.64 and 204,080.65 is: 281,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,626.49 : 457,514.64 = 204,080.65 : x
  2. Step 2: Convert to fraction form
    331,626.49/457,514.64 = 204,080.65/x
  3. Step 3: Cross multiply
    331,626.49x = 457,514.64 × 204,080.65
  4. Step 4: Simplify right side
    331,626.49x = 93,369,883,971.93
  5. Step 5: Solve for x
    x = 93,369,883,971.93/331,626.49
  6. Step 6: Final answer
    x = 281,551.35

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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.