Home / 738,753.44-1,108,163.51-226,381.72

Finding the Fourth Proportional to 738,753.44, 1,108,163.51 and 226,381.72

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Solution

The fourth proportional to 738,753.44, 1,108,163.51 and 226,381.72 is: 339,582.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,753.44 : 1,108,163.51 = 226,381.72 : x
  2. Step 2: Convert to fraction form
    738,753.44/1,108,163.51 = 226,381.72/x
  3. Step 3: Cross multiply
    738,753.44x = 1,108,163.51 × 226,381.72
  4. Step 4: Simplify right side
    738,753.44x = 250,867,955,147.69
  5. Step 5: Solve for x
    x = 250,867,955,147.69/738,753.44
  6. Step 6: Final answer
    x = 339,582.79

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Double scale
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Similar ratio
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1.5x scale

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.