Home / 738,754.38-1,108,164.92-226,382.65

Finding the Fourth Proportional to 738,754.38, 1,108,164.92 and 226,382.65

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Solution

The fourth proportional to 738,754.38, 1,108,164.92 and 226,382.65 is: 339,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,754.38 : 1,108,164.92 = 226,382.65 : x
  2. Step 2: Convert to fraction form
    738,754.38/1,108,164.92 = 226,382.65/x
  3. Step 3: Cross multiply
    738,754.38x = 1,108,164.92 × 226,382.65
  4. Step 4: Simplify right side
    738,754.38x = 250,869,311,479.93
  5. Step 5: Solve for x
    x = 250,869,311,479.93/738,754.38
  6. Step 6: Final answer
    x = 339,584.20

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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.