Home / 950,361.12-1,425,754.44-319,257.72

Finding the Fourth Proportional to 950,361.12, 1,425,754.44 and 319,257.72

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Solution

The fourth proportional to 950,361.12, 1,425,754.44 and 319,257.72 is: 478,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,361.12 : 1,425,754.44 = 319,257.72 : x
  2. Step 2: Convert to fraction form
    950,361.12/1,425,754.44 = 319,257.72/x
  3. Step 3: Cross multiply
    950,361.12x = 1,425,754.44 × 319,257.72
  4. Step 4: Simplify right side
    950,361.12x = 455,183,111,794.28
  5. Step 5: Solve for x
    x = 455,183,111,794.28/950,361.12
  6. Step 6: Final answer
    x = 478,958.05

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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.