Home / 331,627.24-457,515.68-204,081.40

Finding the Fourth Proportional to 331,627.24, 457,515.68 and 204,081.40

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Solution

The fourth proportional to 331,627.24, 457,515.68 and 204,081.40 is: 281,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,627.24 : 457,515.68 = 204,081.40 : x
  2. Step 2: Convert to fraction form
    331,627.24/457,515.68 = 204,081.40/x
  3. Step 3: Cross multiply
    331,627.24x = 457,515.68 × 204,081.40
  4. Step 4: Simplify right side
    331,627.24x = 93,370,440,496.35
  5. Step 5: Solve for x
    x = 93,370,440,496.35/331,627.24
  6. Step 6: Final answer
    x = 281,552.39

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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.