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Finding the Fourth Proportional to 1,001.93, 1,502.89 and 453.97

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Solution

The fourth proportional to 1,001.93, 1,502.89 and 453.97 is: 680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001.93 : 1,502.89 = 453.97 : x
  2. Step 2: Convert to fraction form
    1,001.93/1,502.89 = 453.97/x
  3. Step 3: Cross multiply
    1,001.93x = 1,502.89 × 453.97
  4. Step 4: Simplify right side
    1,001.93x = 682,266.97
  5. Step 5: Solve for x
    x = 682,266.97/1,001.93
  6. Step 6: Final answer
    x = 680.95

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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.