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Finding the Fourth Proportional to 569,231.89, 853,846.96 and 148,507.76

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Solution

The fourth proportional to 569,231.89, 853,846.96 and 148,507.76 is: 222,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,231.89 : 853,846.96 = 148,507.76 : x
  2. Step 2: Convert to fraction form
    569,231.89/853,846.96 = 148,507.76/x
  3. Step 3: Cross multiply
    569,231.89x = 853,846.96 × 148,507.76
  4. Step 4: Simplify right side
    569,231.89x = 126,802,899,412.41
  5. Step 5: Solve for x
    x = 126,802,899,412.41/569,231.89
  6. Step 6: Final answer
    x = 222,761.41

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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.