Home / 756,996.72-1,135,450.53-283,642.44

Finding the Fourth Proportional to 756,996.72, 1,135,450.53 and 283,642.44

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Solution

The fourth proportional to 756,996.72, 1,135,450.53 and 283,642.44 is: 425,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,996.72 : 1,135,450.53 = 283,642.44 : x
  2. Step 2: Convert to fraction form
    756,996.72/1,135,450.53 = 283,642.44/x
  3. Step 3: Cross multiply
    756,996.72x = 1,135,450.53 × 283,642.44
  4. Step 4: Simplify right side
    756,996.72x = 322,061,958,828.49
  5. Step 5: Solve for x
    x = 322,061,958,828.49/756,996.72
  6. Step 6: Final answer
    x = 425,446.97

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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.