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Finding the Fourth Proportional to 425,609.82, 587,343.33 and 234,619.02

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Solution

The fourth proportional to 425,609.82, 587,343.33 and 234,619.02 is: 323,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,609.82 : 587,343.33 = 234,619.02 : x
  2. Step 2: Convert to fraction form
    425,609.82/587,343.33 = 234,619.02/x
  3. Step 3: Cross multiply
    425,609.82x = 587,343.33 × 234,619.02
  4. Step 4: Simplify right side
    425,609.82x = 137,801,916,488.14
  5. Step 5: Solve for x
    x = 137,801,916,488.14/425,609.82
  6. Step 6: Final answer
    x = 323,775.23

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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.