Home / 439,423.03-658,059.64-396,824.71

Finding the Fourth Proportional to 439,423.03, 658,059.64 and 396,824.71

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Solution

The fourth proportional to 439,423.03, 658,059.64 and 396,824.71 is: 594,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,423.03 : 658,059.64 = 396,824.71 : x
  2. Step 2: Convert to fraction form
    439,423.03/658,059.64 = 396,824.71/x
  3. Step 3: Cross multiply
    439,423.03x = 658,059.64 × 396,824.71
  4. Step 4: Simplify right side
    439,423.03x = 261,134,329,873.38
  5. Step 5: Solve for x
    x = 261,134,329,873.38/439,423.03
  6. Step 6: Final answer
    x = 594,266.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.