Home / 313,545.24-470,922.92-268,668

Finding the Fourth Proportional to 313,545.24, 470,922.92 and 268,668

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Solution

The fourth proportional to 313,545.24, 470,922.92 and 268,668 is: 403,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,545.24 : 470,922.92 = 268,668 : x
  2. Step 2: Convert to fraction form
    313,545.24/470,922.92 = 268,668/x
  3. Step 3: Cross multiply
    313,545.24x = 470,922.92 × 268,668
  4. Step 4: Simplify right side
    313,545.24x = 126,521,919,070.56
  5. Step 5: Solve for x
    x = 126,521,919,070.56/313,545.24
  6. Step 6: Final answer
    x = 403,520.46

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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.