Home / 757,002.72-1,135,459.53-283,648.44

Finding the Fourth Proportional to 757,002.72, 1,135,459.53 and 283,648.44

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Solution

The fourth proportional to 757,002.72, 1,135,459.53 and 283,648.44 is: 425,455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,002.72 : 1,135,459.53 = 283,648.44 : x
  2. Step 2: Convert to fraction form
    757,002.72/1,135,459.53 = 283,648.44/x
  3. Step 3: Cross multiply
    757,002.72x = 1,135,459.53 × 283,648.44
  4. Step 4: Simplify right side
    757,002.72x = 322,071,324,367.63
  5. Step 5: Solve for x
    x = 322,071,324,367.63/757,002.72
  6. Step 6: Final answer
    x = 425,455.97

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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.