Home / 404,760.19-558,049.85-331,894.62

Finding the Fourth Proportional to 404,760.19, 558,049.85 and 331,894.62

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Solution

The fourth proportional to 404,760.19, 558,049.85 and 331,894.62 is: 457,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,760.19 : 558,049.85 = 331,894.62 : x
  2. Step 2: Convert to fraction form
    404,760.19/558,049.85 = 331,894.62/x
  3. Step 3: Cross multiply
    404,760.19x = 558,049.85 × 331,894.62
  4. Step 4: Simplify right side
    404,760.19x = 185,213,740,116.56
  5. Step 5: Solve for x
    x = 185,213,740,116.56/404,760.19
  6. Step 6: Final answer
    x = 457,588.83

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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.