Home / 323,267.36-445,674.11-226,340.82

Finding the Fourth Proportional to 323,267.36, 445,674.11 and 226,340.82

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Solution

The fourth proportional to 323,267.36, 445,674.11 and 226,340.82 is: 312,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,267.36 : 445,674.11 = 226,340.82 : x
  2. Step 2: Convert to fraction form
    323,267.36/445,674.11 = 226,340.82/x
  3. Step 3: Cross multiply
    323,267.36x = 445,674.11 × 226,340.82
  4. Step 4: Simplify right side
    323,267.36x = 100,874,242,378.47
  5. Step 5: Solve for x
    x = 100,874,242,378.47/323,267.36
  6. Step 6: Final answer
    x = 312,045.87

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1.5x scale

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.