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Finding the Fourth Proportional to 795.52, 1,193.76 and 410.56

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Solution

The fourth proportional to 795.52, 1,193.76 and 410.56 is: 616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.52 : 1,193.76 = 410.56 : x
  2. Step 2: Convert to fraction form
    795.52/1,193.76 = 410.56/x
  3. Step 3: Cross multiply
    795.52x = 1,193.76 × 410.56
  4. Step 4: Simplify right side
    795.52x = 490,110.11
  5. Step 5: Solve for x
    x = 490,110.11/795.52
  6. Step 6: Final answer
    x = 616.09

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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.