Home / 950,375.62-1,425,776.19-319,272.22

Finding the Fourth Proportional to 950,375.62, 1,425,776.19 and 319,272.22

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Solution

The fourth proportional to 950,375.62, 1,425,776.19 and 319,272.22 is: 478,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,375.62 : 1,425,776.19 = 319,272.22 : x
  2. Step 2: Convert to fraction form
    950,375.62/1,425,776.19 = 319,272.22/x
  3. Step 3: Cross multiply
    950,375.62x = 1,425,776.19 × 319,272.22
  4. Step 4: Simplify right side
    950,375.62x = 455,210,729,404.44
  5. Step 5: Solve for x
    x = 455,210,729,404.44/950,375.62
  6. Step 6: Final answer
    x = 478,979.81

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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.