Home / 396,964.45-596,212.59-340,167.11

Finding the Fourth Proportional to 396,964.45, 596,212.59 and 340,167.11

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Solution

The fourth proportional to 396,964.45, 596,212.59 and 340,167.11 is: 510,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,964.45 : 596,212.59 = 340,167.11 : x
  2. Step 2: Convert to fraction form
    396,964.45/596,212.59 = 340,167.11/x
  3. Step 3: Cross multiply
    396,964.45x = 596,212.59 × 340,167.11
  4. Step 4: Simplify right side
    396,964.45x = 202,811,913,685.92
  5. Step 5: Solve for x
    x = 202,811,913,685.92/396,964.45
  6. Step 6: Final answer
    x = 510,906.99

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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.